OT-2026-000021897
Publication integrity record
Three cup vacuum gripper, three outlet manifold, pump fed, sustained 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-2026-000021897) never changes.
Identity and time
| Publication number | OT-2026-000021897 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb5b-74bb-bfb9-1fa7c7939d50 · 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-2026-000021897 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7904e4f7fe8321974944decfcc3b5052cd54189342336f4528fdb98a9db70600 |
|---|---|
| Markdown | 149fc461d517b9fbcbabb1ba473f41c3446f38887a430d010424d3ca902115f8 |
| Publication page | 316157280ddf82946cd9cc40713348f26acf669742a8665cdb8a969435b1a7bb |
| Manifest | 794c87ec5be5ff331cf9fec0c0c9dc99ca78a631c60ce3488c74a3fe4341ebfe |
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 | fltRJjjg+zYReuAdhww3jNwkeQG+Loxt9h+B/UMG/BQzo4k9jSLskwILJwY2H6sSN1Peb26gX40u8zD0xEM0AA== |
| 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
| 2026-09-17T11:54:27.971661Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021897observed 316157280ddf82946cd9cc40713348f2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:27.955142Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021897/manifest.jsonobserved 794c87ec5be5ff331cf9fec0c0c9dc99...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:27.937883Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021897/publication.mdobserved 149fc461d517b9fbcbabb1ba473f41c3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:27.919948Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021897/publication.txtobserved 7904e4f7fe8321974944decfcc3b5052...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. |
|---|