OpenTechnical

OT-2026-000098621

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, two 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-2026-000098621) never changes.

Identity and time

Publication numberOT-2026-000098621 · never reused
Internal UUID01a0aea2-42ad-76c3-986c-85575c3bc4c3 · 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-2026-000098621
StatusPUBLIC

Content hashes

Canonical text56a178578e83144eec283e1c7586af410b15aa1cd4a7d55d8e06ee9da52399c3
Markdowneb4201974674a10768e9d28324732087bad173317d7ef6322c22de324ee61015
PDF
Publication page88c085b6ccde6e7351838285a0655a4168e19732f9feb7ae35ddfbb25cbba781
Manifest05c2b7b200a0ad4a29d2a3fc3908ba59b9ac98e13f4ebb73bdc3b91334c57110

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
SignatureXkb6T7cgn6jP9QEmQJw7WjogtcZLdGZxG6roo0nQa5XxFCh+AbLV2Vf6fPlusMop9arHzcwXVjshtNrNAPzeAg==
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

2026-09-17T09:30:54.540592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098621
observed 88c085b6ccde6e7351838285a0655a41...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:54.521787ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098621/manifest.json
observed 05c2b7b200a0ad4a29d2a3fc3908ba59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:54.504580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098621/publication.md
observed eb4201974674a10768e9d28324732087...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:54.485832ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098621/publication.txt
observed 56a178578e83144eec283e1c7586af41...
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.