OpenTechnical

OT-2026-000013061

Publication integrity record

Two cup vacuum gripper, two outlet manifold, three 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-2026-000013061) never changes.

Identity and time

Publication numberOT-2026-000013061 · never reused
Internal UUID01a0ae6d-5565-7174-8c6e-2fbb5691423b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:16.019734Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000013061
StatusPUBLIC

Content hashes

Canonical textf5571d3758b18c7c4f0a4455efa46913f05368b62f1d684e8a4ac68348050b26
Markdowncad0419c0618bba0f87366dd96464e5badaf05598a444d96831781575054d41f
PDF
Publication page740d3efc5c6c0ce60c6ea7f1ffc345bedeee90bec0c366fc0689daa03470dcc6
Manifest33b8e4994ff2b20c11562661ea55df1293dc223d449e3b6b41b1108248963dd7

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
SignatureWwtZSMu+NQO01dVmt5L+jkHJ2doSscxnFUnl3kfCvO26NscqEkBBJyYxnmQ9Gga+Knh9SVsqgeooXo1JPrIRDA==
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

2026-09-17T12:10:53.969158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013061
observed 740d3efc5c6c0ce60c6ea7f1ffc345be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:53.947983ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013061/manifest.json
observed 33b8e4994ff2b20c11562661ea55df12...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:53.928095ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013061/publication.md
observed cad0419c0618bba0f87366dd96464e5b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:53.908478ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013061/publication.txt
observed f5571d3758b18c7c4f0a4455efa46913...
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.