OpenTechnical

OT-2026-000098601

Publication integrity record

Foam pad vacuum gripper, four 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-2026-000098601) never changes.

Identity and time

Publication numberOT-2026-000098601 · never reused
Internal UUID01a0aea2-42ac-7c09-ac3a-4a943956755d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:04.634453Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098601
StatusPUBLIC

Content hashes

Canonical textc84da1ab33ad2c4f51ef328b4d935fbb861efb088b2efca579b7f4a9f7d2ccf3
Markdown6f289e11410f712845f48618bffeff3f13770facb056d56cbf8a8bdc03a3ee39
PDF
Publication page60cc91e4a95f864bac3abe07002a50f39aad8d845c238d169b7445cff69abe9a
Manifest5c771d2b302ee4d287497757140bd72269720eed1c774fefd507d15c9d2305f1

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
Signaturepqwq8bpcgO5pOcS1DM/VKr4HdUKXFS59AITSY5n9Za88KTOvp5S2gUEY8fI/pPLIqVydbHC2DlUDYCd3+ZJVDg==
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

2026-09-17T09:30:52.309162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098601
observed 60cc91e4a95f864bac3abe07002a50f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:52.290784ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098601/manifest.json
observed 5c771d2b302ee4d287497757140bd722...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:52.270866ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098601/publication.md
observed 6f289e11410f712845f48618bffeff3f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:52.251994ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098601/publication.txt
observed c84da1ab33ad2c4f51ef328b4d935fbb...
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.