OT-2026-000020573
Publication integrity record
Two cup vacuum gripper, two outlet manifold, pump 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-2026-000020573) never changes.
Identity and time
| Publication number | OT-2026-000020573 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437c-795f-a370-0548d5cb94aa · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:22.507199Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020573 |
| Status | PUBLIC |
Content hashes
| Canonical text | 70c1b88cc8f6b4f0e6d8dcae922227d0f4d226cc3f33856b7a0648614954dfa9 |
|---|---|
| Markdown | 2cd9fc78643d1ba032095916b0eec057267036c38b0c50cac1f25f844ebef64d |
| Publication page | fca6f262bb8bffee9e21466ffe72e1855dde8746ff0bc669cdf172bac870647d |
| Manifest | 99c1a043c6732d4a6e64832f8ff007fbd689ad1901b306c5240047b079c0710f |
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 | cMOBxhS5V3LZw3fnRsCL3LWcn19Vp+zUth5rR5bvv6/xwDUJDD4A+nMpeu9oxPrTas3MshHvmz5NQBswz/CzCA== |
| 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
| 2026-09-17T12:00:41.738332Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020573observed fca6f262bb8bffee9e21466ffe72e185...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:00:41.720155Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020573/manifest.jsonobserved 99c1a043c6732d4a6e64832f8ff007fb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:41.701894Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020573/publication.mdobserved 2cd9fc78643d1ba032095916b0eec057...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:41.684506Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020573/publication.txtobserved 70c1b88cc8f6b4f0e6d8dcae922227d0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:36.479765Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020573observed fca6f262bb8bffee9e21466ffe72e185...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:36.462483Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020573/manifest.jsonobserved 99c1a043c6732d4a6e64832f8ff007fb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:36.445318Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020573/publication.mdobserved 2cd9fc78643d1ba032095916b0eec057...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:36.426462Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020573/publication.txtobserved 70c1b88cc8f6b4f0e6d8dcae922227d0...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. |
|---|