OT-2026-000043963
Publication integrity record
Two bellows cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed blow-off before set-down, on a tool changer
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-2026-000043963) never changes.
Identity and time
| Publication number | OT-2026-000043963 · never reused |
|---|---|
| Internal UUID | 01a0ae7b-d678-7019-b2f7-091ce84df913 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:29:06.584190Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000043963 |
| Status | PUBLIC |
Content hashes
| Canonical text | ae0d8f7d8e463cc981c9b85cc4cdfce4d44d8b390190ef2497ebf289f312bceb |
|---|---|
| Markdown | 26a7da1b284ce39e1e927cd612047ca5017c809932f5fc79ab4f9c387b6e448f |
| Publication page | fc8541e6b1c8f95e983c5aac4efb7d2ccb9bed0d9d708549ce13ae377ed67091 |
| Manifest | 4e25a2b59d93f49e788409738c601b24f0acaad0aa6f7d93db0c1d323ad2f5cc |
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 | /Pe4YSjLtKWzbHQSO8fyGxgCAOVVtdweUV62HJ9o1V7QtBRSF3XVgID90GBbQwkb92uJ96GuQ40c/Cs4vvAeCA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-10-18T08:41:44.615518Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043963observed fc8541e6b1c8f95e983c5aac4efb7d2c...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-18T08:41:44.565810Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043963/manifest.jsonobserved 4e25a2b59d93f49e788409738c601b24...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-18T08:41:44.513609Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043963/publication.mdobserved 26a7da1b284ce39e1e927cd612047ca5...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-18T08:41:44.433766Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043963/publication.txtobserved ae0d8f7d8e463cc981c9b85cc4cdfce4...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-10T16:42:02.729321Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043963observed fc8541e6b1c8f95e983c5aac4efb7d2c...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-10T16:42:02.640689Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043963/manifest.jsonobserved 4e25a2b59d93f49e788409738c601b24...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-10T16:42:02.537925Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043963/publication.mdobserved 26a7da1b284ce39e1e927cd612047ca5...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-10T16:42:02.403363Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043963/publication.txtobserved ae0d8f7d8e463cc981c9b85cc4cdfce4...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 |
|---|