OpenTechnical

OT-2026-000025900

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold 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-2026-000025900) never changes.

Identity and time

Publication numberOT-2026-000025900 · never reused
Internal UUID01a0ae71-a83f-7e97-9b5d-f41b83348ee4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025900
StatusPUBLIC

Content hashes

Canonical text703de684f66c31b8b840caa32e74171943647074dd9d57d217162a25ab273775
Markdownc92e7cfcb5835beb1bc9d620e07fcf1c995cfbc3bd081dcd2326118beaf969d1
PDF
Publication pagebc7467b4c4a0971946e749f29649755ce3919582a7291d871a456f3a2177d57f
Manifest956ba17d464fb65c8f479d0a70a2814a42bdda0a8a1c7317e5a5a6106936c165

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
SignaturehyYEt+EqL/CNTeYQtgIACu6VsFA7SZ3JblES8K3TBv7Trulz5qNwdtsTZuz8l2TuJQ8nbGMQnD3rOuEHyxPKBw==
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

2026-09-17T11:46:14.826046ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025900
observed bc7467b4c4a0971946e749f29649755c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:14.808926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025900/manifest.json
observed 956ba17d464fb65c8f479d0a70a2814a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:14.791642ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025900/publication.md
observed c92e7cfcb5835beb1bc9d620e07fcf1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:14.774640ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025900/publication.txt
observed 703de684f66c31b8b840caa32e741719...
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.