OT-2026-000057351
Publication integrity record
Foam pad vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed blow-off before set-down
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000057351) never changes.
Identity and time
| Publication number | OT-2026-000057351 · never reused |
|---|---|
| Internal UUID | 01a0ae87-d5bd-75f9-986b-67f943105e27 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:42:12.973410Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000057351 |
| Status | PUBLIC |
Content hashes
| Canonical text | a1f1e0f6ece0cf3cfb1235a72b736e0ed46108905311c3de0a63cfe90643af0e |
|---|---|
| Markdown | acce4eee06c0ef12c2ebe224604b161404bd728ee17028fd7d3bd96896d209f8 |
| Publication page | 43d2837afc85cb4a1c06f7c562a6c61816b7ff3d174048817287f5282834b437 |
| Manifest | f973c9d65cebdc0e0f06290932365ed2903722134fd107c8deb00d67133a06d0 |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | SRw9T6Oc0XzGEtDbX8l98oLIjcg1FgInG1bsNyaARDX0L17BxBdotNmhFYjDPACufheUbE/IQSX8Z4RXKbJmBg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-11-04T08:41:17.797083Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057351observed 43d2837afc85cb4a1c06f7c562a6c618...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-11-04T08:41:17.642953Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057351/manifest.jsonobserved f973c9d65cebdc0e0f06290932365ed2...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-04T08:41:17.458566Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057351/publication.mdobserved acce4eee06c0ef12c2ebe224604b1614...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-04T08:41:17.280511Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057351/publication.txtobserved a1f1e0f6ece0cf3cfb1235a72b736e0e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-01T12:41:52.717582Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057351observed 43d2837afc85cb4a1c06f7c562a6c618...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-01T12:41:52.666723Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057351/manifest.jsonobserved f973c9d65cebdc0e0f06290932365ed2...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-01T12:41:52.604086Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057351/publication.mdobserved acce4eee06c0ef12c2ebe224604b1614...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-01T12:41:52.548520Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057351/publication.txtobserved a1f1e0f6ece0cf3cfb1235a72b736e0e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|