OpenTechnical

OT-2026-000095291

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, three 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-2026-000095291) never changes.

Identity and time

Publication numberOT-2026-000095291 · never reused
Internal UUID01a0ae9f-8f70-7215-8515-2b5c4e45647c · 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-2026-000095291
StatusPUBLIC

Content hashes

Canonical text7ed2549610a261076ae374c95ac908fd1763aad38f94aba9a4ae167ec13eb744
Markdown8140b2a681b2c015e6b9f9b50828caa50af592e3bdaf4855ee75aa2a1ea1dfd4
PDF
Publication page796e03046c51aeaaa877194c19f3fe4fc7909caab6361db652ea6f2342f3a40f
Manifest0cb6d8b8c87a0488cb724a7ffe1c958e41979780426c5c54f4c8b96f54e7b789

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
SignatureL6PzCV0wgNUTfaU3KSDJ/t5o31Bk+yKUaMeLUtiR4eoASTkiRq4ZknWetxhoyoANflU1RN2Yohe95w6zjzq+Cg==
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

2026-09-17T09:36:38.040098ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095291
observed 796e03046c51aeaaa877194c19f3fe4f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:38.019337ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095291/manifest.json
observed 0cb6d8b8c87a0488cb724a7ffe1c958e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:38.001229ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095291/publication.md
observed 8140b2a681b2c015e6b9f9b50828caa5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:37.984155ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095291/publication.txt
observed 7ed2549610a261076ae374c95ac908fd...
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.