OpenTechnical

OT-2026-000045078

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000045078) never changes.

Identity and time

Publication numberOT-2026-000045078 · never reused
Internal UUID01a0ae7c-f768-73d6-a7b8-6ffa203b114f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045078
StatusPUBLIC

Content hashes

Canonical text4e204ba345c165b0aabd5be3e7221b2b7e53dcdb4ee3a69e066731f1989b78a6
Markdowndf2c9b8e0451b8526376e5dd5da1437ff109e45e1ab8b7ea4336360a43b8de54
PDF
Publication page9e0c4e3eae893bc3a77ff46ff2bbb8f58754c5d302c4ab600d3cc66e7dd6bb20
Manifest9f69936faae4a9ceb48a1250305201dfe027860329cad99193bf7586dcc6e587

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
SignatureIyz1rnXhEFjV1d4xxuweNu1qO34lSsobyn4YMrEALybp5cueRxDs5Cr0sY3b66M8SvlfAv2BRKhNZqIZ1zR+AQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T11:10:06.878583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045078
observed 9e0c4e3eae893bc3a77ff46ff2bbb8f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:06.860801ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045078/manifest.json
observed 9f69936faae4a9ceb48a1250305201df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:06.840545ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045078/publication.md
observed df2c9b8e0451b8526376e5dd5da1437f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:06.813219ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045078/publication.txt
observed 4e204ba345c165b0aabd5be3e7221b2b...
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.