OpenTechnical

OT-2026-000098367

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, pump fed, 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-2026-000098367) never changes.

Identity and time

Publication numberOT-2026-000098367 · never reused
Internal UUID01a0aea1-e965-7279-a1fb-b1cfe1a10572 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098367
StatusPUBLIC

Content hashes

Canonical textc2c89b818b8dba3be4a79ac895356deff47ab00b851cff762818b34e8ecc5950
Markdown2206cb985b236c26cc5c380f4d89b1c55ffd2649d76c652020e6c712ce13df85
PDF
Publication page55e00b9fa8e2985a7072e6bd67eec9a474e490a3ac98e7aa9ca7d06e76f41f07
Manifest2ac0e94bf063127853afa404e7d4821079e9bec88ea07a4c16d38b1df8ae3362

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
Signature4oexCn3PImLiuqS+rFVx7g7oX2Jub3PRXIayGdwcT2KNmzZTh9hmLdAD/AURfP4kiZbuJvrQ87LiX9lseSi4Cg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:32:06.130708ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098367
observed 55e00b9fa8e2985a7072e6bd67eec9a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:06.113938ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098367/manifest.json
observed 2ac0e94bf063127853afa404e7d48210...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:06.095835ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098367/publication.md
observed 2206cb985b236c26cc5c380f4d89b1c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:06.077901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098367/publication.txt
observed c2c89b818b8dba3be4a79ac895356def...
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.