OT-2026-000055871
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
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-2026-000055871) never changes.
Identity and time
| Publication number | OT-2026-000055871 · never reused |
|---|---|
| Internal UUID | 01a0ae87-0a49-712e-9f8c-87a946346838 · 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-2026-000055871 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3419c8b3547388f87fe999109cb0b799621174fb2cac2dd42ff3e8f818772720 |
|---|---|
| Markdown | 7eb9c8a509285309e1656df55cbb6189a007fb447c1b0b041d39e2ac50b51b90 |
| Publication page | 9b72225fef2ff8d2596463f2583d852df30619a0b65f132cd4e200bc0dd783ee |
| Manifest | 136c786eb208a1a7f83af002f57daa44bc26e210287dbdec93363ec11f806775 |
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 | 81dhkn295cXrl96wohklpyTIYEsE2ADa8uDvx4DtUIup5MXNOFkakwMSC6Z0LJX87bnnPG8xNoTXutzUegY4DA== |
| 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
| 2026-09-17T10:51:16.363310Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055871observed 9b72225fef2ff8d2596463f2583d852d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:51:16.345805Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055871/manifest.jsonobserved 136c786eb208a1a7f83af002f57daa44...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:16.328026Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055871/publication.mdobserved 7eb9c8a509285309e1656df55cbb6189...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:16.311217Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055871/publication.txtobserved 3419c8b3547388f87fe999109cb0b799...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. |
|---|