OT-2026-000021588
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, supply line pressure sensor, pulsed 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-2026-000021588) never changes.
Identity and time
| Publication number | OT-2026-000021588 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865e-7707-b44b-ff30fe538ffa · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:39.631048Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021588 |
| Status | PUBLIC |
Content hashes
| Canonical text | 307f8a5a08cf4716b4da66f5dd7c8ae17c26c7510d825b8773952c8980d05920 |
|---|---|
| Markdown | 480d9c1e10fdb1d64a972166a0e0f3699dc6f1c9b125bc33ba84a1df2c9145f0 |
| Publication page | 128f19014a8917e4918142667adaf2255dc3db5e47ee472230cccc0b2e746d89 |
| Manifest | 366367ffaa6b35fa73c521eeb2592a3a738a108d533e0d6389e12669c9f05f5d |
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 | NCujol0XcbFTJNz3SPhFNRvxX+ybnV4PZRHqmhIDPA5aAMtDPcqSx+CSSY1oiX/Xz1uW+eGDHdZFVikXofB6AA== |
| 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
| 2026-09-17T11:55:30.739075Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021588observed 128f19014a8917e4918142667adaf225...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:30.722657Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021588/manifest.jsonobserved 366367ffaa6b35fa73c521eeb2592a3a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:30.706350Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021588/publication.mdobserved 480d9c1e10fdb1d64a972166a0e0f369...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:30.688410Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021588/publication.txtobserved 307f8a5a08cf4716b4da66f5dd7c8ae1...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. |
|---|