OT-2026-000073431
Publication integrity record
Three cup vacuum gripper, three zone face, six outlet manifold, three stage ejector, supply line 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-2026-000073431) never changes.
Identity and time
| Publication number | OT-2026-000073431 · never reused |
|---|---|
| Internal UUID | 01a0ae92-efb8-71c3-90a2-b2f9df68a776 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:54:20.363042Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000073431 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7d89096eb2d50ad7f570604a97467172a4b8a4b2d6f73c1da975eea5579059cb |
|---|---|
| Markdown | 11d0e68a73d4e32bdd13ef1f881e8159718ef159c169f947270eadf18f9b502e |
| Publication page | 59c98d54715acb1c6b600e7e0b2ca21f84d3a691889c955c07a2e86da05c5422 |
| Manifest | b626bf428a500fd35bdb23f1223093bc822527a301e46a78a36605d98bd60a78 |
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 | 8PYUqvAr82up0Fw5FfqDMeQ3vuJOcVdNLG/iQrnEThDefEWm3HNZOLSZznyCiP44lpABe5Y9C0GSuQhJIDiKCQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:21:35.144918Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073431observed 59c98d54715acb1c6b600e7e0b2ca21f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:21:35.126126Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073431/manifest.jsonobserved b626bf428a500fd35bdb23f1223093bc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:21:35.106033Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073431/publication.mdobserved 11d0e68a73d4e32bdd13ef1f881e8159...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:21:35.087430Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073431/publication.txtobserved 7d89096eb2d50ad7f570604a97467172...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. |
|---|