OpenTechnical

OT-2026-000057277

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, vented 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-2026-000057277) never changes.

Identity and time

Publication numberOT-2026-000057277 · never reused
Internal UUID01a0ae87-d5bc-7c43-a099-3d24000bba36 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:12.973410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057277
StatusPUBLIC

Content hashes

Canonical textbb1b03ae82de5020f0ff21ad708fe6aa70f2b531b16535641c82bef01b44f4de
Markdownaf76656063d2b47ca3153b01a33ba97be5880c7ad6efc74e3a750ded03db3d97
PDF
Publication pagedbd5ef17afbe5d688e4fed5de4fc2ce2c7051e9cc516cb0b02d41cd957a2af5c
Manifesta443427e0aee000ed38cd79365dfa53d6c7ffc0b2abc87c8320e8318dc392575

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureOyHQhIfjNCNgNv0Vk7hjF5H+F4pueLm0psgwrXcj33uNKosLZeeO7tLupYTBAUxSFdtyWL0OjfQNN+9Y5GtxDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:21.164858ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057277
observed dbd5ef17afbe5d688e4fed5de4fc2ce2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:21.146672ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057277/manifest.json
observed a443427e0aee000ed38cd79365dfa53d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:21.127020ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057277/publication.md
observed af76656063d2b47ca3153b01a33ba97b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:21.107552ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057277/publication.txt
observed bb1b03ae82de5020f0ff21ad708fe6aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:31.787100ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057277
observed dbd5ef17afbe5d688e4fed5de4fc2ce2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:31.769663ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057277/manifest.json
observed a443427e0aee000ed38cd79365dfa53d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:31.752755ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057277/publication.md
observed af76656063d2b47ca3153b01a33ba97b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:31.734364ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057277/publication.txt
observed bb1b03ae82de5020f0ff21ad708fe6aa...
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 archivePending 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 packagePending Custody packages are produced weekly.