OT-2026-000023721
Publication integrity record
Single cup vacuum gripper, pump fed, 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-2026-000023721) never changes.
Identity and time
| Publication number | OT-2026-000023721 · never reused |
|---|---|
| Internal UUID | 01a0ae70-aed4-78ef-b5cf-dd802ebb33d6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:55.528856Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000023721 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0dc9309dfc71e03124d1a5785c5765b0f3b88cb1ac860ef9c5cc9aa6aceb2b04 |
|---|---|
| Markdown | 61a963020dcf370bd0d780767fb534d6c1578fb8ff34a9d7baef79125122d240 |
| Publication page | f33ba81a5f79f3a6f319bb27cf0e41f9fc0c103c620840abe2c8642f5ce89b94 |
| Manifest | 709a9ee4911ed534159315ca86e49b21896225f817c05609dbd423d480e22f28 |
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 | l43Apu0WmfkfTwXVX3QrlA3HWlVex9dI4EsaHEsFOgNXGJpdZrHxhlIYyga2DoUk579ahejWczFeyOjmNhULAA== |
| 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
| 2026-09-17T11:50:03.714775Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023721observed f33ba81a5f79f3a6f319bb27cf0e41f9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:50:03.697504Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023721/manifest.jsonobserved 709a9ee4911ed534159315ca86e49b21...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:50:03.681791Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023721/publication.mdobserved 61a963020dcf370bd0d780767fb534d6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:50:03.662160Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023721/publication.txtobserved 0dc9309dfc71e03124d1a5785c5765b0...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. |
|---|