OT-2026-000013736
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, pump fed, 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-2026-000013736) never changes.
Identity and time
| Publication number | OT-2026-000013736 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-8de9-7e67-8186-8e679c2d784e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:30.489074Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013736 |
| Status | PUBLIC |
Content hashes
| Canonical text | d8b9d845ecba52ef2b97a12d627c54bbabd2bf9ab8b71f0ecdda636aa955f5ea |
|---|---|
| Markdown | 5d024248c6bb6b21642d872781ce02c043a089e74bf122564778b63ed146ead8 |
| Publication page | 456dcc7e59d4b2540313450fedcc0b9cab2b167ca353f511fa421a4e6082a1b1 |
| Manifest | efd4e7fc71e1599ed7f724aca889d15836928c010a9ff86278d3bbe204b5b63b |
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 | 4SH1xVdZYXTmt48rBNfymHlGQFE/ZJu+SShm+R9H/IuuinIg5KKdE90TpQS39JLqi4lo1f6aM8ISSmA38vRCAA== |
| 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
| 2026-09-17T12:08:42.165079Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013736observed 456dcc7e59d4b2540313450fedcc0b9c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:08:42.145642Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013736/manifest.jsonobserved efd4e7fc71e1599ed7f724aca889d158...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:42.125789Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013736/publication.mdobserved 5d024248c6bb6b21642d872781ce02c0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:42.104433Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013736/publication.txtobserved d8b9d845ecba52ef2b97a12d627c54bb...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. |
|---|