OpenTechnical

OT-2026-000095712

Publication integrity record

Four bellows cup vacuum gripper, four zone face, common isolation valve, single stage ejector, pressure sensor per zone, 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-2026-000095712) never changes.

Identity and time

Publication numberOT-2026-000095712 · never reused
Internal UUID01a0ae9f-fac4-7d65-ac51-52da3ba031bd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:35.161845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095712
StatusPUBLIC

Content hashes

Canonical text1e19a84b545825abc03ff67295fa0b67749aa198e956ee80fcf901bac293067d
Markdownc4b1650d90023b93aad434fd42a02b282919a8f1346c9f8fda1be552e7f691c3
PDF
Publication pagee2bbc674a896f653d05570f87c9449df38777fdd9fe971e4d1a874cf1aeeff8b
Manifestdd56d82524946d02f926c94bf301818b68923a7770ecced1ac41f68e89bc1839

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
SignatureDMxYMuNyILy2V09+A5hW9pTVJ0kx+5FU+7GRBSSIHarqPGpjRTK33LStEqBE7oJOEOIHj5di77U8p0YhENkuCQ==
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

2026-09-17T09:35:16.077725ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095712
observed e2bbc674a896f653d05570f87c9449df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:16.059891ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095712/manifest.json
observed dd56d82524946d02f926c94bf301818b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:16.039283ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095712/publication.md
observed c4b1650d90023b93aad434fd42a02b28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:16.019861ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095712/publication.txt
observed 1e19a84b545825abc03ff67295fa0b67...
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.