OT-2026-000037864
Publication integrity record
Single bellows cup vacuum gripper, single stage ejector, 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-2026-000037864) never changes.
Identity and time
| Publication number | OT-2026-000037864 · never reused |
|---|---|
| Internal UUID | 01a0ae77-f889-7075-8bf6-ea394c31735d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:24:53.146436Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000037864 |
| Status | PUBLIC |
Content hashes
| Canonical text | 40da5c0daf6b0ee05f801b52af5c4f85dff7da48d504e2e5cfff3d661c8a728d |
|---|---|
| Markdown | 305c6436b4908d7260b3daaac6b0d11a01f55046ce8bb4adde068495f94da3bf |
| Publication page | 8382e1355d5cb3bfe89d07f87240c4e394ea314844bd9f353290b417fe8daef5 |
| Manifest | 6bfd6ba7c4ffa5ef25920a9e81825233b3770519209d041402b26c9f6561a52a |
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 | eHNgvCbGhVv2r3VCfwz5mZcBvD+sz3REgNptuYXVkI0HVqsV/pGOwPZx31njC1bA+XkzhSak3ux81JwBMwVQCQ== |
| 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
| 2026-10-22T16:41:59.332186Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037864observed 8382e1355d5cb3bfe89d07f87240c4e3...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-22T16:41:59.237408Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037864/manifest.jsonobserved 6bfd6ba7c4ffa5ef25920a9e81825233...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-22T16:41:59.162292Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037864/publication.mdobserved 305c6436b4908d7260b3daaac6b0d11a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-22T16:41:59.070551Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037864/publication.txtobserved 40da5c0daf6b0ee05f801b52af5c4f85...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-27T08:41:41.240319Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037864observed 8382e1355d5cb3bfe89d07f87240c4e3...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-27T08:41:41.048092Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037864/manifest.jsonobserved 6bfd6ba7c4ffa5ef25920a9e81825233...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-27T08:41:40.860488Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037864/publication.mdobserved 305c6436b4908d7260b3daaac6b0d11a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-27T08:41:40.663387Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037864/publication.txtobserved 40da5c0daf6b0ee05f801b52af5c4f85...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 |
|---|