OpenTechnical

OT-2026-000097597

Publication integrity record

Foam pad vacuum gripper, three zone face, common isolation valve, three 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-2026-000097597) never changes.

Identity and time

Publication numberOT-2026-000097597 · never reused
Internal UUID01a0aea1-92f1-76ec-b30f-ce2a34a328cb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097597
StatusPUBLIC

Content hashes

Canonical text71f3009a1221f0efa3bac273477232c335ad9890762d5ea960dc1d5a158b45bb
Markdown02f69aa1c8c97a057b5aabf478a761fb32cbf31ea195f358660ad8dcae7f917f
PDF
Publication pagee736ca60def63ec88c2eccb92f03caa24bc08c0ac4b0a6e0de02590147b83230
Manifest71a9549f85cc8162b8f3080e10049d310532676e246619dfc06c3802371a0288

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
SignatureHW9bRt6BvoTJQGTSgseJ7ZvJKlrmZJJeUWtzuYELrh9TAlD4XFVv2nQ8WisidDERRMGl9/XQAoXULln+9GdJCQ==
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

2026-09-17T09:32:36.149141ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097597
observed e736ca60def63ec88c2eccb92f03caa2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:36.130158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097597/manifest.json
observed 71a9549f85cc8162b8f3080e10049d31...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:36.113355ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097597/publication.md
observed 02f69aa1c8c97a057b5aabf478a761fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:36.094962ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097597/publication.txt
observed 71f3009a1221f0efa3bac273477232c3...
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.