OT-2026-000040901
Publication integrity record
Four cup vacuum gripper, four outlet manifold, pump fed, sustained blow-off after 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-2026-000040901) never changes.
Identity and time
| Publication number | OT-2026-000040901 · never reused |
|---|---|
| Internal UUID | 01a0ae79-6d10-7a61-a393-547b277c8368 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:26:28.516236Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000040901 |
| Status | PUBLIC |
Content hashes
| Canonical text | a806bd9c64a457fcdc56fe1ec0baf5eab507a1f224a31d664262d5af0557ca40 |
|---|---|
| Markdown | bdaebc0727aeb7fd8c967bf6734ae54a1b07c23d1b97395471d3c1d3dc0f8e49 |
| Publication page | 6e7b6a333e730ac3dc50baece3d5626aa09682340f6f668cf55424a8d539af0c |
| Manifest | dd6438791680723480f8113cbcc1e91e2e01ae419e6d0e91540e3719364f697f |
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 | NanHZWuWKvDOeCaCCLlxocRfPtqUEyFEzNzEcroH919B8tWoFvrfbB+qrHvfTAZZfX+nrr56f3UGpDkt13kVCg== |
| 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
| 2026-09-17T11:20:16.944837Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040901observed 6e7b6a333e730ac3dc50baece3d5626a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:20:16.927223Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040901/manifest.jsonobserved dd6438791680723480f8113cbcc1e91e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:20:16.907822Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040901/publication.mdobserved bdaebc0727aeb7fd8c967bf6734ae54a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:20:16.888017Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040901/publication.txtobserved a806bd9c64a457fcdc56fe1ec0baf5ea...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:18:42.118547Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040901observed 6e7b6a333e730ac3dc50baece3d5626a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:18:42.101422Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040901/manifest.jsonobserved dd6438791680723480f8113cbcc1e91e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:18:42.082241Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040901/publication.mdobserved bdaebc0727aeb7fd8c967bf6734ae54a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:18:42.062884Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040901/publication.txtobserved a806bd9c64a457fcdc56fe1ec0baf5ea...fetched by instance-3.rotem.ai from 34.69.0.72, 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
| Custody package | Pending Custody packages are produced weekly. |
|---|