OT-2026-000054449
Publication integrity record
Six cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, vented 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-2026-000054449) never changes.
Identity and time
| Publication number | OT-2026-000054449 · never reused |
|---|---|
| Internal UUID | 01a0ae86-1282-7e38-9c71-d0c8fba6054d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:40:17.489937Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000054449 |
| Status | PUBLIC |
Content hashes
| Canonical text | a933c9060526b650f491f4bf1005354a53bda8084d319e51352f38737b4af8d9 |
|---|---|
| Markdown | ccd75284b3c795e4b11bc1cf9b486fb91982e389ea0a41fdd8f2275e92a8db5d |
| Publication page | 181e39fcf7f9adce501c791f7635c978965bbdb52ed0981f8f0cd3743f41400c |
| Manifest | 1ee6a3681111768acdaee0d5b03290dea1b854d29b59cad5c39c1af557c6bd76 |
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 | 8IC4/sFXRDmkUA0U5nl3IQl6V1dzpyOKJDwV7/Qkg8RMeU8uQv079AdeA1SADEq2wKgkZLV5BqId2gX4f7g1CQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:53:26.163714Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054449observed 181e39fcf7f9adce501c791f7635c978...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:53:26.146452Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054449/manifest.jsonobserved 1ee6a3681111768acdaee0d5b03290de...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:53:26.128170Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054449/publication.mdobserved ccd75284b3c795e4b11bc1cf9b486fb9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:53:26.110472Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054449/publication.txtobserved a933c9060526b650f491f4bf1005354a...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. |
|---|