OpenTechnical

OT-2026-000101853

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, three stage ejector, pulsed blow-off after 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-2026-000101853) never changes.

Identity and time

Publication numberOT-2026-000101853 · never reused
Internal UUID01a0aea4-50f0-779b-8c22-cdb4244bbcef · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:19.361569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101853
StatusPUBLIC

Content hashes

Canonical textcd74c158ec1eded65241499aa3e3cc61de0b7849e3772a13fa55242997acbcfa
Markdownc6e56dbaeed8cee5d3785f2f14161ae1bfa1468a01ac1b7a1a14fbf379c88f70
PDF
Publication page217f048a388dbbca038fe8046c9be00933e2e3bda690f2c20a80015784f05f91
Manifestc72ee6eba4f257f043770aed9a07e727cafd3d871bd1d69420520efde157d87e

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
SignatureMKaUke/dEL0CYfZmC/Le0swCCuuvejBAfBqPOUXGbYPbqy3QDei+T60y+bDB4jVojpGpJK/cBvGhoc4qLIdrDw==
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

2026-09-17T09:24:27.282540ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101853
observed 217f048a388dbbca038fe8046c9be009...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:27.264738ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101853/manifest.json
observed c72ee6eba4f257f043770aed9a07e727...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:27.245224ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101853/publication.md
observed c6e56dbaeed8cee5d3785f2f14161ae1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:27.226833ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101853/publication.txt
observed cd74c158ec1eded65241499aa3e3cc61...
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.