OpenTechnical

OT-2026-000025266

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, three stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000025266) never changes.

Identity and time

Publication numberOT-2026-000025266 · never reused
Internal UUID01a0ae71-5fa6-70f7-b15e-b2561fbccd32 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:40.790954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025266
StatusPUBLIC

Content hashes

Canonical textb02422af837fc68f0121b7fdc03b42b35d39fa551985fb1c32aa42ddf6a7f710
Markdown545e5e83e7d0f15bbcd33f22ef26a6efa2dfaac1d94967e902c0d92e410c9b7e
PDF
Publication pagea6071ea1b550e2815acfd0e75b64f71e0018592d0b42cfa19ff82e1b2ef2676c
Manifest507652fcad47913717529e867133490158a45270803b657249732bdabc8df91b

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
SignatureK08yG1U+Q9gjMjM0vZXypxSLsbH9J0wjD0WQZEHi7IyuJpC5cgjpGgvXMLLjFHNAcJ1pZlBXdReUQS6np0E1CA==
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

2026-09-17T11:47:16.490762ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025266
observed a6071ea1b550e2815acfd0e75b64f71e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:16.474388ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025266/manifest.json
observed 507652fcad47913717529e8671334901...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:16.457447ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025266/publication.md
observed 545e5e83e7d0f15bbcd33f22ef26a6ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:16.439380ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025266/publication.txt
observed b02422af837fc68f0121b7fdc03b42b3...
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.