OpenTechnical

OT-2026-000009049

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, plant vacuum fed, supply line pressure sensor, vented 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-2026-000009049) never changes.

Identity and time

Publication numberOT-2026-000009049 · never reused
Internal UUID01a0ae6b-31b8-7d95-a0f9-6682f0c52a02 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009049
StatusPUBLIC

Content hashes

Canonical textde727c9ae471dc3e57edf383e716fcf1951082055a68bfde83175c23f5bdb53c
Markdown7b8cdbd1615c4eaee211fa98d9bc5a959af47f8210ffe1a0be13d9efa2fa680d
PDF
Publication paged319611ea53a5294c2d1f723ac18bb07204294b16e3c404b676c88a4ffc4f431
Manifesta4bc417fe522390dc526ba654fddc1a3aa0e7cd480b608f26ea028cab54daad4

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
Signaturenx7PxrYZnungew9NsVz/0I98s5384NojkIQGTeEu+UzIK1UImPoGGrBXXT7Gd4A8hBQTQ1OA4lBCl9/gWgulAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:42.107397ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009049
observed d319611ea53a5294c2d1f723ac18bb07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:42.088753ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009049/manifest.json
observed a4bc417fe522390dc526ba654fddc1a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:42.068733ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009049/publication.md
observed 7b8cdbd1615c4eaee211fa98d9bc5a95...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:42.048725ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009049/publication.txt
observed de727c9ae471dc3e57edf383e716fcf1...
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.