OpenTechnical

OT-2026-000101948

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, two 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-2026-000101948) never changes.

Identity and time

Publication numberOT-2026-000101948 · never reused
Internal UUID01a0aea4-50f1-7bef-bfad-bd5175dfd2fe · 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-2026-000101948
StatusPUBLIC

Content hashes

Canonical textd50ae05629cf25d2be21c9a2d6d5366e5a1d1e4cefa24d66e3ebf1a00ecd1610
Markdowne3e02ae1a5193f8baead6ff6bb57618445a69344e464ee3acba1447a77e2e419
PDF
Publication pageeb749e3ecd45eae2db3432540f423fc69759876c11a7fe77703e1c63c5e1d835
Manifestee8e1424a084995412770529322c43340d11fe9a0f13c7ee1d9df94c9a0006f7

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
Signature6q6nAtxF51SJkoFGZdD6Yes2TWDYW+/m/pEmgrgCRco272Vr/btQvDwU9oJrQESaYZUPFiA1roPWflrqeRgfAA==
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

2026-09-17T09:25:03.901172ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101948
observed eb749e3ecd45eae2db3432540f423fc6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:03.883180ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101948/manifest.json
observed ee8e1424a084995412770529322c4334...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:03.863938ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101948/publication.md
observed e3e02ae1a5193f8baead6ff6bb576184...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:03.846023ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101948/publication.txt
observed d50ae05629cf25d2be21c9a2d6d5366e...
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.