OT-2026-000031600
Publication integrity record
Single bellows cup vacuum gripper, pump fed, supply line pressure sensor, sustained 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-2026-000031600) never changes.
Identity and time
| Publication number | OT-2026-000031600 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87af-73ab-9a46-7fc222286697 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:07.653052Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031600 |
| Status | PUBLIC |
Content hashes
| Canonical text | 81954522fe032db27a8f784d8af263d91d69ae5b862b1e13cdbe1433d4ec7d03 |
|---|---|
| Markdown | 30c871abffac39ee767fa47c8a1a881a2b4703d1b780ce9a145b9dc03afac2c3 |
| Publication page | 60d630b1a96993ae556a344ebd2099789351d883384a127444a74eb97124e3bb |
| Manifest | 453422ae7f5704e68e77119b23b6f2f6b294dae509a835b94f2b9562c840846f |
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 | PruBLc0zQuC7ID6Ji2y+8p+8123lFrAY8JvNkcOdzflBfexyJMhkg0UQTbS3donn34TL/DZE0bFDS6ySlRPtCA== |
| 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
| 2026-09-17T11:36:27.454053Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031600observed 60d630b1a96993ae556a344ebd209978...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:36:27.435748Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031600/manifest.jsonobserved 453422ae7f5704e68e77119b23b6f2f6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:27.416878Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031600/publication.mdobserved 30c871abffac39ee767fa47c8a1a881a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:27.399628Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031600/publication.txtobserved 81954522fe032db27a8f784d8af263d9...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. |
|---|