OpenTechnical

OT-2026-000101438

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, 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-2026-000101438) never changes.

Identity and time

Publication numberOT-2026-000101438 · never reused
Internal UUID01a0aea4-0e14-7925-8f90-85c0105ea44c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101438
StatusPUBLIC

Content hashes

Canonical textf280b88fbcbcc67e37663317357a956d0b7aeab8f87e5e1654aea886b4f568e0
Markdownd1a2cc881bd659295171a94f0b60b2b6038abac7fe03576d1e6779e251ed3d21
PDF
Publication page184c38a87b50c8660d08a6488f06c35afe87749dedef6ace8892adebc3aabb08
Manifest00c86d92acf4d7332d2c055944485b563a9f28e4a7bbd698c41df8984facb4e8

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
Signaturel3h7H6nLtO+InZBsnousOQaq7GoL0QFutiDQACtzMgzDVgTL6rjK12HxbB/2al5YzWrJKDzwyRiNHg8i7eM6Cw==
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

2026-09-17T09:25:59.875428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101438
observed 184c38a87b50c8660d08a6488f06c35a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:59.857658ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101438/manifest.json
observed 00c86d92acf4d7332d2c055944485b56...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:59.838110ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101438/publication.md
observed d1a2cc881bd659295171a94f0b60b2b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:59.820545ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101438/publication.txt
observed f280b88fbcbcc67e37663317357a956d...
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.