OpenTechnical

OT-2026-000010472

Publication integrity record

Foam pad vacuum gripper, plant vacuum fed, vented after 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-2026-000010472) never changes.

Identity and time

Publication numberOT-2026-000010472 · never reused
Internal UUID01a0ae6c-0ee7-7f11-a4b6-cf0f4682caca · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010472
StatusPUBLIC

Content hashes

Canonical textea1001ce1ca24b61c7cad4e8a817ab98ed98b6df3dbe672cc75f7306a485e702
Markdowndd16e0d04b3434ff35ca1d8e90b813cef748301e635a1bbc3dbabe73f31833c8
PDF
Publication page526ea8d1f3b6489b6aa38c808b6eb71079e64028e5a9f4df8d99fbc4b83a775c
Manifestfb7e40802019b52a4200330200bfe6f251de4773c8f3bb12ebfaa9283c7d323a

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
SignatureBPC1esGvhgyj+RuZux39WetxZYyPJ53qIN86BSuvBzrVXkzu+CZCJX6u2Y7CyfEgUfOxbCgJesRXBO+jrEhOBQ==
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

2026-09-17T12:14:36.885457ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010472
observed 526ea8d1f3b6489b6aa38c808b6eb710...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:36.863884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010472/manifest.json
observed fb7e40802019b52a4200330200bfe6f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:36.846188ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010472/publication.md
observed dd16e0d04b3434ff35ca1d8e90b813ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:36.827489ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010472/publication.txt
observed ea1001ce1ca24b61c7cad4e8a817ab98...
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.