OpenTechnical

OT-2026-000036811

Publication integrity record

Foam pad vacuum gripper, three zone face, common isolation valve, three stage ejector, supply line pressure sensor, pulsed 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-2026-000036811) never changes.

Identity and time

Publication numberOT-2026-000036811 · never reused
Internal UUID01a0ae77-773e-7f57-9eab-1f888e464333 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036811
StatusPUBLIC

Content hashes

Canonical text13bfda4742e44524da6b1e3918146f60f3292c2be8d9a14c9b2144746e4a64ab
Markdown5e3a336cd399cb639f0b26ae9e97d978927eb866c08ed225a4feb3d6633de067
PDF
Publication paged50a653397d20cd7e1584ae2bc24e19b5b49951f7ed777e9e32dfc884077fe58
Manifestd7b81eedbe8d7c6045681aa19bef5dc3586cfb7f9c4af84ccbe27ba650f62533

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
SignatureUNMtrObz0o89nfUnzii7TGZ/XTVZdAEe9jV+nc0Kp1vSel6DmUQ+OBS9ZB3iP/D2VE1pG1YpPyz1HPu/je5jDQ==
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

2026-09-17T11:24:25.422170ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036811
observed d50a653397d20cd7e1584ae2bc24e19b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:25.404717ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036811/manifest.json
observed d7b81eedbe8d7c6045681aa19bef5dc3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:25.387089ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036811/publication.md
observed 5e3a336cd399cb639f0b26ae9e97d978...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:25.367577ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036811/publication.txt
observed 13bfda4742e44524da6b1e3918146f60...
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.