OpenTechnical

OT-2026-000102262

Publication integrity record

Three cup vacuum gripper, three zone face, common isolation valve, two stage ejector, pulsed blow-off after 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-2026-000102262) never changes.

Identity and time

Publication numberOT-2026-000102262 · never reused
Internal UUID01a0aea4-50f3-76f1-9860-b084db03e6a0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:19.361569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102262
StatusPUBLIC

Content hashes

Canonical textc5001bec27052557ba505980497bdc9b47a519a784f6718bc6ccaf81758a134f
Markdownde835989f423224d675dd0374e4120d4615748f998dbec13ce144aca4d2b27bb
PDF
Publication page52ed8bbfdf6a2f836bb27d01764b8fb20a36fc2971fceb69f4bcdd8a115f103b
Manifest712bc6ada1b6daa268222c342bf3068a7a6c74cb124f425dbca24c5788f0c28e

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
SignatureaGB41tpCp4GvPaIHoq62lw+ScxoWvEopkhyQXoGuCXo6CDqRRWvPsFq4gcS3UHOFbLhnc4tH74WmFnoNB5IODg==
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

2026-09-17T09:25:26.845682ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102262
observed 52ed8bbfdf6a2f836bb27d01764b8fb2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:26.826883ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102262/manifest.json
observed 712bc6ada1b6daa268222c342bf3068a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:26.808045ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102262/publication.md
observed de835989f423224d675dd0374e4120d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:26.790305ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102262/publication.txt
observed c5001bec27052557ba505980497bdc9b...
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.