OpenTechnical

OT-2026-000095273

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, two 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-2026-000095273) never changes.

Identity and time

Publication numberOT-2026-000095273 · never reused
Internal UUID01a0ae9f-8f70-72f3-a525-d6e6bf531b47 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095273
StatusPUBLIC

Content hashes

Canonical textbd634f046d21493a42a25956e2a4b11922b0460b109a25df28c2bd0cc28596a7
Markdown10e118d075237e4c6f5e8eb67351c4354418d5a4a51da379de9ff3369fb3821e
PDF
Publication page8e5d2dd3d2bb6e8a221735dc9d0b6f71414ddb356769d67fc2cea025b9f1670f
Manifestcdeac7e1e1b4792e707642fe13bd3dbd2dd5a61f37cfc44b3ccc28ac7341f588

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
SignatureiqpaOtrb39JERqDeRYFDwDZWRupRKcmpVlsXKZlUHdKLLVL4xZH8LSZC91PTFY9F8gOP7Y4w8JkCjol6vTRPAQ==
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

2026-09-17T09:36:36.623745ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095273
observed 8e5d2dd3d2bb6e8a221735dc9d0b6f71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:36.606554ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095273/manifest.json
observed cdeac7e1e1b4792e707642fe13bd3dbd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:36.588149ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095273/publication.md
observed 10e118d075237e4c6f5e8eb67351c435...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:36.566517ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095273/publication.txt
observed bd634f046d21493a42a25956e2a4b119...
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.