OpenTechnical

OT-2026-000034504

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained 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-2026-000034504) never changes.

Identity and time

Publication numberOT-2026-000034504 · never reused
Internal UUID01a0ae76-1ed0-731a-a320-b0054fc3067f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034504
StatusPUBLIC

Content hashes

Canonical text377fedc2f321fcce474487659b56aec7fc00281f17df0a8bc1bb56643e4550f9
Markdownb60d8abf941d9d4ca8e1ae6a86b2f0efab8f3a8c7cc435d8fd564f62022dbfb6
PDF
Publication page4866bbfbbc4e8863b97b5822381b22ffc5401122003f900dd7389e28ecdd630c
Manifesteb297f0558f65c7bfede37018066865e2f9032bb0e48d5767cb34aee1e025966

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
Signature0IG3yIV4wyCgqCmy8vHX6aco7vJ7MTqptVJp2V+f/x2YPj2k8zKIRrXKzsap+moAwFQGKK4I7ozajukC7piBDg==
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

2026-09-17T11:28:50.456873ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034504
observed 4866bbfbbc4e8863b97b5822381b22ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:50.440024ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034504/manifest.json
observed eb297f0558f65c7bfede37018066865e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:50.421354ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034504/publication.md
observed b60d8abf941d9d4ca8e1ae6a86b2f0ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:50.405837ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034504/publication.txt
observed 377fedc2f321fcce474487659b56aec7...
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.