OT-2026-000022734
Publication integrity record
Foam pad vacuum gripper, plant vacuum 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-2026-000022734) never changes.
Identity and time
| Publication number | OT-2026-000022734 · never reused |
|---|---|
| Internal UUID | 01a0ae70-46e9-7717-89db-7275bc55cd39 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:28.929798Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000022734 |
| Status | PUBLIC |
Content hashes
| Canonical text | ca1c9d96837d6dc30b8415bacb8ccbd96f5cf1b069696379f3f441ab0e90b2e0 |
|---|---|
| Markdown | 8f91447a371c348b74a1021597d242d189bfc5a7e8675241bed4d609151f660a |
| Publication page | 50a7856437c7838534b4c7f985bd99ef6624638ce7c8002e03626419eb06e3eb |
| Manifest | 2ea32397ed07978e63173d860c524c69020d4cd942cd0f745f7b6d46eb382836 |
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 | 43Pb3wvqTs3Ez8zWliwTxPVmh8E0+HYbpzShAIm3SIet7ihsWFaYE6pOEZVPxh8FrFmhlp+wnlct5bjDkpbSBg== |
| 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
| 2026-09-17T11:52:14.341393Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022734observed 50a7856437c7838534b4c7f985bd99ef...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:52:14.325324Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022734/manifest.jsonobserved 2ea32397ed07978e63173d860c524c69...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:14.308984Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022734/publication.mdobserved 8f91447a371c348b74a1021597d242d1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:14.293124Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022734/publication.txtobserved ca1c9d96837d6dc30b8415bacb8ccbd9...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. |
|---|