OpenTechnical

OT-2026-000098908

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, single stage ejector, manifold 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-2026-000098908) never changes.

Identity and time

Publication numberOT-2026-000098908 · never reused
Internal UUID01a0aea2-8286-7da4-b0c7-b740c1f87ce0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098908
StatusPUBLIC

Content hashes

Canonical text1ed94755414e7e8252963a1c486749cf18b5f2a04836f4f87c738c4162d090ee
Markdown4515c1929c5103dc7df5bf1c902758a9476d60eaddf733f357bf8a1aaa5ed3a3
PDF
Publication page4bcadc40b14c0c9b161b15ba11ee9c8a52979a204921e59a82c94b1b51cab16b
Manifestce8f12a5f38bc7b7089d485cbc9efa30a223afcf0219f7afefc8b493b6f7f1bb

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
Signaturep7XG+v98c6Zx6xMdifa7s03BuNs0RRjKua9qCKumYCLA2fQkBy6QfRguUwdOijMGI9YHV4HUIavUIasmnNPHBw==
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

2026-09-17T09:29:57.984374ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098908
observed 4bcadc40b14c0c9b161b15ba11ee9c8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:57.967124ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098908/manifest.json
observed ce8f12a5f38bc7b7089d485cbc9efa30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:57.949962ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098908/publication.md
observed 4515c1929c5103dc7df5bf1c902758a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:57.932414ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098908/publication.txt
observed 1ed94755414e7e8252963a1c486749cf...
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.