OT-2026-000019560
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, manifold 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-2026-000019560) never changes.
Identity and time
| Publication number | OT-2026-000019560 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f394-7b7c-86c9-313a5c854523 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:02.050431Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019560 |
| Status | PUBLIC |
Content hashes
| Canonical text | 82ac0105870730127f09a55cde6537ab9429ea57a615a6c30a179968453a8994 |
|---|---|
| Markdown | ffdd4f17c22ece22e67f77ec30804a913ab8376d1286fdb4d756769d12d56f43 |
| Publication page | ec6043f8a275536c3d6356513266a842a585232637890ebed5afda44a885b082 |
| Manifest | d91d22ce4249d0043b800b0b468e93d486654f7c9d4f5a8a9837b05c7beb67f1 |
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 | 58xJkX0fkyVJvX9qXdLf6owIgOVf/ZM0FUtxCzcvs2681FTzvrB9xplApsif5j5Z9GnkIZMrMpzT6567SUqmCg== |
| 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
| 2026-09-17T11:59:00.283219Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019560observed ec6043f8a275536c3d6356513266a842...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:59:00.265435Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019560/manifest.jsonobserved d91d22ce4249d0043b800b0b468e93d4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:00.247551Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019560/publication.mdobserved ffdd4f17c22ece22e67f77ec30804a91...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:00.229354Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019560/publication.txtobserved 82ac0105870730127f09a55cde6537ab...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. |
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