OT-2026-000044616
Publication integrity record
Single bellows cup vacuum gripper, plant vacuum fed, pulsed blow-off after 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-2026-000044616) never changes.
Identity and time
| Publication number | OT-2026-000044616 · never reused |
|---|---|
| Internal UUID | 01a0ae7c-39d9-7d47-a17e-f9f51f082d27 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:29:32.012327Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000044616 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6f8d6bb4827fcf28fa95307e3f9e32d5dff3fa536f1ac4d9c8992bdf787a5f9c |
|---|---|
| Markdown | 85fc4c0514febe71de91e577339237f1a6c4174b21ed8a398ca4068f917d2d6c |
| Publication page | c2f2b52eb73dbd15f033eaa8884796c1c1b7c9a7262d8eb737c6c14860213f9f |
| Manifest | d04d0b2e375d0c045a138878f50cc34109c795dd115f11f0729b080f6c594693 |
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 | 1zGjfmrIp66esBQzA7pdfYzjCa7vnHnTd3XfLoGvWByC8UwaQfeX1B8V6p/Rcwyc0nmwAv72WvNOF2I3ya6HCg== |
| 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
| 2026-09-17T11:11:51.030430Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044616observed c2f2b52eb73dbd15f033eaa8884796c1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:11:51.010847Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044616/manifest.jsonobserved d04d0b2e375d0c045a138878f50cc341...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:11:50.990671Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044616/publication.mdobserved 85fc4c0514febe71de91e577339237f1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:11:50.971957Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044616/publication.txtobserved 6f8d6bb4827fcf28fa95307e3f9e32d5...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. |
|---|