OT-2026-000021760
Publication integrity record
Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, supply line pressure sensor, pulsed blow-off before set-down
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-2026-000021760) never changes.
Identity and time
| Publication number | OT-2026-000021760 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb5a-7e51-aff7-63470f719ca5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:53.201585Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021760 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7c520cd97ab5e37719d7d969ca3ec3e90ddd240bdc5b2c463cd9642b1f28d3fd |
|---|---|
| Markdown | 19f9d3363f354ecb77ba11e2c36197f4580c35a6b2f79a0316b60a0284c359e9 |
| Publication page | 8d01fad01bbdf14fe163f4c7c566778884143f9a7bd0e5aff79034fec721322e |
| Manifest | ff533b65fd5bbe123f1c7057ad065335013c3ac8a3fcc616b6f8fa53645bb339 |
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 | xrbUhyPbq99rykTkiVx0EWzCevfK5QpB5TKwIWEP5ALXkb9qQKVgkFue5voGdH/OXhYr3YAQE4qg9H7B0sQCCA== |
| 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
| 2026-09-17T11:54:18.155276Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021760observed 8d01fad01bbdf14fe163f4c7c5667788...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:18.138208Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021760/manifest.jsonobserved ff533b65fd5bbe123f1c7057ad065335...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:18.120548Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021760/publication.mdobserved 19f9d3363f354ecb77ba11e2c36197f4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:18.102166Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021760/publication.txtobserved 7c520cd97ab5e37719d7d969ca3ec3e9...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. |
|---|