OpenTechnical

OT-2026-000017666

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, three stage ejector, supply line pressure sensor, 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-2026-000017666) never changes.

Identity and time

Publication numberOT-2026-000017666 · never reused
Internal UUID01a0ae6e-96fa-749d-9bee-a455ffd7dfcf · 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-2026-000017666
StatusPUBLIC

Content hashes

Canonical textddbc0a93a776fbb6e6c93f2fa3e761d64b6c8fe937534ad5a6d978ed9d28c22c
Markdownb8960fdfc09b0b3ecce4e10a6edc11e87c2ce30ff0de97e918e91fe28734ced4
PDF
Publication page0020dd163872e3691749afc36b534343602cd99428c9cd4c3387d548ea5706e2
Manifest35df05e11ee98c1fbefbe8f54dcfdb2d36849e484e82fe681b4770b72a8f7ede

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
SignaturemeJDZXFSwrv0mjVNSg+dv/FbGJoQwF0hze+jwaylhFhz7kFoXQeGRM+oe8l4xlF+bptshpzxVvYbtxhQsGS9CA==
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

2026-09-17T12:01:36.138019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017666
observed 0020dd163872e3691749afc36b534343...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:36.119741ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017666/manifest.json
observed 35df05e11ee98c1fbefbe8f54dcfdb2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:36.100320ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017666/publication.md
observed b8960fdfc09b0b3ecce4e10a6edc11e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:36.082208ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017666/publication.txt
observed ddbc0a93a776fbb6e6c93f2fa3e761d6...
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.