OpenTechnical

OT-2026-000014397

Publication integrity record

Four cup vacuum gripper, four outlet manifold, single stage ejector, pulsed 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-2026-000014397) never changes.

Identity and time

Publication numberOT-2026-000014397 · never reused
Internal UUID01a0ae6d-b27a-7dad-85e5-a7f1879fb77b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014397
StatusPUBLIC

Content hashes

Canonical text3ff06f64eaa76598a189a298fea7f765aef675e4d3c893f2d49c08f855982900
Markdown1ac7ca49b7ff7c06e6ed0d35d847cde01736fe0b6e77b788a08bf58d2c3efcd3
PDF
Publication pagef8a1bd1ad31d50904c3a9e3f7b238d3a4b64f5a752337bfc0ef4db52895ba79d
Manifest3f5c2d73771f69c527a14f1855a1ad686089668648f1d2350ab1ff19e22987d4

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
SignaturezLhPoQKPMpd0XL/WoNasuZGNdWNUuit/jJINFQgk2yl2glmH/SyG4KiqehUtfFpoMeQmpguYIlugd95nMJLKBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:10:09.343120ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014397
observed f8a1bd1ad31d50904c3a9e3f7b238d3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:09.323521ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014397/manifest.json
observed 3f5c2d73771f69c527a14f1855a1ad68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:09.304991ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014397/publication.md
observed 1ac7ca49b7ff7c06e6ed0d35d847cde0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:09.287127ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014397/publication.txt
observed 3ff06f64eaa76598a189a298fea7f765...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:15.227837ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014397
observed f8a1bd1ad31d50904c3a9e3f7b238d3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:15.211113ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014397/manifest.json
observed 3f5c2d73771f69c527a14f1855a1ad68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:15.195190ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014397/publication.md
observed 1ac7ca49b7ff7c06e6ed0d35d847cde0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:15.176169ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014397/publication.txt
observed 3ff06f64eaa76598a189a298fea7f765...
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.