OpenTechnical

OT-2026-000017651

Publication integrity record

Four cup vacuum gripper, four zone face, four 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-2026-000017651) never changes.

Identity and time

Publication numberOT-2026-000017651 · never reused
Internal UUID01a0ae6e-96f9-758d-ac40-001b2fc3026d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017651
StatusPUBLIC

Content hashes

Canonical text94acdfff0d656df0914b118425a901664f316d5cf2f27b78f22629956c537311
Markdown07ddf0350497609e425f9eace50e73c9d0b0017279fab4d36a4c640b2beef213
PDF
Publication page451339565903b9457936b6d58c045d8d867ae732535db4ce64c2d3edced8907e
Manifest2354f3dce4605e51fbfbf9eeac147e3052a4799fcd6fc2f1b17fc5fe4ec68f22

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
SignatureAhsIY1zluYaIluDM+LoWOLiHI0DYI6eyqwZkPWJ57OUGLj2AHyknF+6sJR7YsIvnF7Pl+m29Kb9Ag+c4HikJAQ==
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

2026-09-17T12:01:28.085705ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017651
observed 451339565903b9457936b6d58c045d8d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:28.070290ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017651/manifest.json
observed 2354f3dce4605e51fbfbf9eeac147e30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:28.053682ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017651/publication.md
observed 07ddf0350497609e425f9eace50e73c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:28.036655ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017651/publication.txt
observed 94acdfff0d656df0914b118425a90166...
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.