OpenTechnical

OT-2026-000012486

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two 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-2026-000012486) never changes.

Identity and time

Publication numberOT-2026-000012486 · never reused
Internal UUID01a0ae6d-39f7-730f-aae3-02125cac8b36 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:08.998406Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012486
StatusPUBLIC

Content hashes

Canonical text81220e16d315382dbc92be91c08f653a6a5dcfe722a1ef56d453b38a6b6deab0
Markdownc5fc9f36ffbb76a67a3d697b6153d175fee8d0dcceb8b8503ccd49d47ea26ce6
PDF
Publication pagea30f5942c4109a633281cf068f08adc3c95d2e715261fe490e01b7113ca1e841
Manifest8d0f3d3ba1ba34ae25ef6cc08c070c92ef89fa045b3db70e67169ff990353b21

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
SignatureHi0UzFkhkY9wWHxey4p1aUxf1PDPqE49y82JUg3SKUqvl2V6NxV6XcZhVHDCG/qs2TujfEEJ9uFDPo6Cy+hRDw==
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

2026-09-17T12:12:00.012885ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012486
observed a30f5942c4109a633281cf068f08adc3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:59.994367ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012486/manifest.json
observed 8d0f3d3ba1ba34ae25ef6cc08c070c92...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:59.974043ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012486/publication.md
observed c5fc9f36ffbb76a67a3d697b6153d175...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:59.955283ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012486/publication.txt
observed 81220e16d315382dbc92be91c08f653a...
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.