OT-2026-000027948
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, sustained 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-2026-000027948) never changes.
Identity and time
| Publication number | OT-2026-000027948 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a51e-7194-8a0f-1b13d27bbe38 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:04.113553Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000027948 |
| Status | PUBLIC |
Content hashes
| Canonical text | dc65bc05c295c5aa316846002a11355650482f43a9d2017abc2e46dd978f379b |
|---|---|
| Markdown | 7d78a2c54203086a97233f79956e0018c1bfc26d9f253e323d6bcddd21c6415e |
| Publication page | 65d2ed54a4fe22e80002b8e30ce0865cac520019b4dfa02b3ad4ab47ac5be1b1 |
| Manifest | 685ae7fb4620fb242b36566441f5f4edb8d284002d562caa2ca00b343a81d798 |
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 | UXWeBWYairuAoU7PWV42daIu3siPmFbLrSJrWcLNdVknSO/JHpUvU7iJohvnA11rX9ASWl1ce0boSxc1PKMTDA== |
| 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
| 2026-09-17T11:42:07.953179Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027948observed 65d2ed54a4fe22e80002b8e30ce0865c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:07.928100Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027948/manifest.jsonobserved 685ae7fb4620fb242b36566441f5f4ed...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:07.911862Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027948/publication.mdobserved 7d78a2c54203086a97233f79956e0018...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:07.895321Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027948/publication.txtobserved dc65bc05c295c5aa316846002a113556...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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