OpenTechnical

OT-2026-000088736

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, plant vacuum fed, supply line pressure sensor, 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-2026-000088736) never changes.

Identity and time

Publication numberOT-2026-000088736 · never reused
Internal UUID01a0ae9b-8f10-7b24-89fa-fb752c5b456a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088736
StatusPUBLIC

Content hashes

Canonical text9aa46e5c70d7777184ad2e651956c90c9b65976a7dab9d764a56fce59272c7cf
Markdown09ddffa8a8e62661347800b2cce6c53170a68ffcf1d0abdd0f510949da38086e
PDF
Publication pagecd5540cc82a39e093804713db58ee7cde1b33568b86448c690d257ab57b44cab
Manifest54d7a6176c403ca27aa952f0ac418269fe1958836f638721c0cc2a24ca749cc0

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
SignaturetHQ3pNNDEj5hAMEOeOxab9FvQtwonh0CGzSnailWuzMh7Q7A1HKYoJMgdVLgl+nDvzr/Sswup3RcHutZuwVpCg==
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

2026-09-17T09:47:58.852658ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088736
observed cd5540cc82a39e093804713db58ee7cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:58.833515ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088736/manifest.json
observed 54d7a6176c403ca27aa952f0ac418269...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:58.816202ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088736/publication.md
observed 09ddffa8a8e62661347800b2cce6c531...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:58.798483ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088736/publication.txt
observed 9aa46e5c70d7777184ad2e651956c90c...
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.