OpenTechnical

OT-2026-000092634

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, pump fed, 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-2026-000092634) never changes.

Identity and time

Publication numberOT-2026-000092634 · never reused
Internal UUID01a0ae9d-b5fe-7e66-bc8a-fae1c37fa77d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092634
StatusPUBLIC

Content hashes

Canonical textb2147e4f1b7774df4b029c62c84eaeb9115e4660c31e86705f7c0522adddc59c
Markdownb9273ad034549778e0911d4436ce1274a2afc3a2ecc0f22eb6da8e16c657a5b5
PDF
Publication page77ef97a313393069edcf2f2a54cb384cc221a45b4127eb1f02920ab151e16a48
Manifestfcb85e28a553f4c101bbb0ca09332c97297b8b6ab8859226abf37ed6a8f30cf7

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
SignatureP1tX/Ml9bS9vhRu5fYebYQ3vyn+YWeSnLGMqDSc6h4qaapTs2eypwnzJ3x9XVjmHKYPGADKFtT/Vd4LpihDhAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:41:14.140013ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092634
observed 77ef97a313393069edcf2f2a54cb384c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:14.123458ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092634/manifest.json
observed fcb85e28a553f4c101bbb0ca09332c97...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:14.105738ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092634/publication.md
observed b9273ad034549778e0911d4436ce1274...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:14.088933ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092634/publication.txt
observed b2147e4f1b7774df4b029c62c84eaeb9...
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.