OpenTechnical

OT-2026-000101805

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, single 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-2026-000101805) never changes.

Identity and time

Publication numberOT-2026-000101805 · never reused
Internal UUID01a0aea4-0e17-79c8-92f5-da1c8a0d86f9 · 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-2026-000101805
StatusPUBLIC

Content hashes

Canonical texte6923cfa5c45f2b5f466152f9c8111b595502b32f16a5e367466e0f5d70f1bc5
Markdown6e2c7c9e939e79b8729c4e4cbaadf57e4d20efba628d67feab0116ccb69e6795
PDF
Publication page88a5d539878589c09abaf0cc6abee8d074fc3c63bdb8230095512378f54b775a
Manifest3035c22b2be87df6d0909e7f65698d24e9c53f9588d66ec445ab881c9cc4937b

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
SignatureN3UeUG08ws/zN52YqCLDPpIeHrHgLzAY/dp9qPjLDPEQcx2npQlndjfbMNjIBhk0e1Hei1iEc8YgBdsMpcR+BQ==
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

2026-09-17T09:26:18.086613ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101805
observed 88a5d539878589c09abaf0cc6abee8d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:18.070683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101805/manifest.json
observed 3035c22b2be87df6d0909e7f65698d24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:18.054592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101805/publication.md
observed 6e2c7c9e939e79b8729c4e4cbaadf57e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:18.038121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101805/publication.txt
observed e6923cfa5c45f2b5f466152f9c8111b5...
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.