OpenTechnical

OT-2026-000036101

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, pulsed 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-2026-000036101) never changes.

Identity and time

Publication numberOT-2026-000036101 · never reused
Internal UUID01a0ae77-01ce-79cf-b3ba-1b53ed6c9d4a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036101
StatusPUBLIC

Content hashes

Canonical text1c1ffaa33412dd12f8ad0cee57a6401dcda0f344301bbf1415b0c1e019c584f5
Markdownd1b585397d268b16c196b0fe196a52086ee369206d13c98d5f587cf22d71b4f2
PDF
Publication page56765f4a83707d1fc3d7d9aac7e99deff9213fcc1359379018d8cd1ca516d9a8
Manifestd4e1b51b283eb678048299aef7af1b055cf84b6a4e04dfc299a98903632ba56c

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
SignatureQE112veHhxECrfUhV67yNp5F3dDjMjjv3eCfKAs4PSNzto6VgzHmFAdBmnDDa+KeMpv7en0hL5jeZWoLPGE6DA==
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

2026-09-17T11:26:17.589949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036101
observed 56765f4a83707d1fc3d7d9aac7e99def...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:17.574076ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036101/manifest.json
observed d4e1b51b283eb678048299aef7af1b05...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:17.557612ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036101/publication.md
observed d1b585397d268b16c196b0fe196a5208...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:17.540437ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036101/publication.txt
observed 1c1ffaa33412dd12f8ad0cee57a6401d...
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.