OpenTechnical

OT-2026-000098492

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, single stage ejector, 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-2026-000098492) never changes.

Identity and time

Publication numberOT-2026-000098492 · never reused
Internal UUID01a0aea1-e966-77f1-924b-2698e54a5d0e · 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-2026-000098492
StatusPUBLIC

Content hashes

Canonical textf41711e4f2372355eb87e24b4c015d9a01987d077b4d7ca09fe1d0a030368085
Markdownc211fe293bbe1f3f00c51b888016f3a4859c7c511667d0212e675d12155185e6
PDF
Publication pageb8021de2adc75604a4d217c94d92f9ea3d30e159515b15adab80b59aa02e8ded
Manifest628ed0a9afd36d4648a16d34ab8557b0516f4f91d15383be6036bc4e9ce1dc8d

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
Signature+WFpG+VJvgE4OA/r4G2fH5kJLFK79nugp7iuGKVQ5HYNW889+gKaXyPFKMwC2kif2JTYXpp0d0K7rlPWMZRQAQ==
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

2026-09-17T09:32:21.707141ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098492
observed b8021de2adc75604a4d217c94d92f9ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:21.689563ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098492/manifest.json
observed 628ed0a9afd36d4648a16d34ab8557b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:21.670839ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098492/publication.md
observed c211fe293bbe1f3f00c51b888016f3a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:21.654225ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098492/publication.txt
observed f41711e4f2372355eb87e24b4c015d9a...
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.