OpenTechnical

OT-2026-000035255

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, plant vacuum fed, 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-2026-000035255) never changes.

Identity and time

Publication numberOT-2026-000035255 · never reused
Internal UUID01a0ae76-6a1f-7b34-b419-190f5a87ea76 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035255
StatusPUBLIC

Content hashes

Canonical textf50af862abf04084c3016cdc963dcf9a2bdafff2ce409187f5a0400cfb96b576
Markdown41bfce9e9ba6d890fd57ec22a7a7268088150668c6de3521ec307cc8bcc07fd2
PDF
Publication pagef3a8027a47e4a7760ef490269392ce84afe2258e482a7b3bc0182987bcd0926f
Manifeste7f4697b8269cdf0c1cf0213f610fffc73b77888f03b4c6eff6274a56817e1a8

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
SignatureCnlpEg9X9egOWZXcqWFinrM4jfm4D211LTIg+1Xmw7oH1RqhHXaXw8uwiXATd0Cwfq0Nv8wkaYFbfQKDiLeMAA==
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

2026-09-17T11:28:24.046652ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035255
observed f3a8027a47e4a7760ef490269392ce84...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:24.028354ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035255/manifest.json
observed e7f4697b8269cdf0c1cf0213f610fffc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:24.010081ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035255/publication.md
observed 41bfce9e9ba6d890fd57ec22a7a72680...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:23.990228ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035255/publication.txt
observed f50af862abf04084c3016cdc963dcf9a...
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.