OT-2026-000055879
Publication integrity record
Four cup vacuum gripper, four zone face, common isolation valve, two stage ejector, 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-2026-000055879) never changes.
Identity and time
| Publication number | OT-2026-000055879 · never reused |
|---|---|
| Internal UUID | 01a0ae87-0a49-7646-8620-d512eb0a182c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:20.734835Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000055879 |
| Status | PUBLIC |
Content hashes
| Canonical text | e580ff1c9f8e80880830462a5b9644d40e04bf1c64d64b79dda7b26a4f16e0a0 |
|---|---|
| Markdown | e853c24019618014d8e045911bf554ee0ce6bc486cfd9b9a23bc331256f1e5c9 |
| Publication page | 1da5d1d20639be59a11b801785c951b6fefd346af6a9637b0077cfbcf0b3d4dd |
| Manifest | 0b4e986cb2580249981cec14983201ac8cc2816855cea03acefa046343992cf7 |
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 | +eTKnv3hXRW3w82Au64w0fvi2e7RktSaq9SMv2ZhI/i4HwZ3LBfpsaIsboikE+QC+JTzUGuTabg8e8qqFlhZDQ== |
| 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
| 2026-09-17T10:51:16.911136Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055879observed 1da5d1d20639be59a11b801785c951b6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:51:16.891493Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055879/manifest.jsonobserved 0b4e986cb2580249981cec14983201ac...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:16.870561Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055879/publication.mdobserved e853c24019618014d8e045911bf554ee...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:16.853342Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055879/publication.txtobserved e580ff1c9f8e80880830462a5b9644d4...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. |
|---|