OpenTechnical

OT-2026-000086332

Publication integrity record

Three cup vacuum gripper, three zone face, common isolation valve, three stage ejector, sustained blow-off before set-down

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-2026-000086332) never changes.

Identity and time

Publication numberOT-2026-000086332 · never reused
Internal UUID01a0ae9a-2c96-77b5-8d44-2918541e4f09 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:14.823225Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086332
StatusPUBLIC

Content hashes

Canonical textfbef374ce7781ab58336683d9451686c35efc864a84c83e4da2551786f8b4469
Markdown6290a813e45a2fb487e5f54e706e5e236200e711c936b77245172846e9624d86
PDF
Publication pagef9dbb34972ce4a1231b7868cb12079327947c98e27ec4e14121935f4ef5d51da
Manifest32c23fa43dc5ea3bdae40561a5c303afe9b18fef2539340d29d4486d480708ad

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
Signature6hkwebhdVgrEkZD9Ac4cOBkQIIgE2Lklfw9bkaNh2/cmlZna2VgzhFIp4lIMDfVPZX+P1t7LeI15qa+wKELdBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:52:01.345315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086332
observed f9dbb34972ce4a1231b7868cb1207932...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:01.325985ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086332/manifest.json
observed 32c23fa43dc5ea3bdae40561a5c303af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:01.304387ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086332/publication.md
observed 6290a813e45a2fb487e5f54e706e5e23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:01.282231ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086332/publication.txt
observed fbef374ce7781ab58336683d9451686c...
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.