OpenTechnical

OT-2026-000080483

Publication integrity record

Foam pad vacuum gripper, four zone face, per zone isolation, plant vacuum fed, 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-2026-000080483) never changes.

Identity and time

Publication numberOT-2026-000080483 · never reused
Internal UUID01a0ae96-7e78-7cd4-9bc8-96c552bf7263 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:13.512436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080483
StatusPUBLIC

Content hashes

Canonical text921ecee5f94ebe1216f89a78ef3cec0b5643f1867cd3ff3bf44ce0245a952a31
Markdown1eff7c5f1660b559b6c8884b9c1ade2c6674f27a26da15ce10e7d5196dac3258
PDF
Publication pagec39af60816cfeb19b2a2df0fa87e23ced6dd487eeef5030ffe034b1d66d082bd
Manifest446915d4224fe3f4e7b085756fd07d9b480dde77b13b5ce49d5d4a819db44b28

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
Signature6/vkSHM+HcT2lr1xD7FV+gCCtHfq7KLHeg84cPXBWU/QqWKx+mTD5mnEaMsccWJ3o897286MeL91+QO+JgJgBw==
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

2026-09-17T10:03:00.281460ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080483
observed c39af60816cfeb19b2a2df0fa87e23ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:00.263437ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080483/manifest.json
observed 446915d4224fe3f4e7b085756fd07d9b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:00.244756ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080483/publication.md
observed 1eff7c5f1660b559b6c8884b9c1ade2c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:00.225452ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080483/publication.txt
observed 921ecee5f94ebe1216f89a78ef3cec0b...
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.