OpenTechnical

OT-2026-000026093

Publication integrity record

Three cup vacuum gripper, three outlet manifold, 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-2026-000026093) never changes.

Identity and time

Publication numberOT-2026-000026093 · never reused
Internal UUID01a0ae71-a840-7897-998f-9bf33b998870 · 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-2026-000026093
StatusPUBLIC

Content hashes

Canonical text43d9ae60b2e89964e1c958b641cae80d51ff20c2350d6fd5c44696492f880443
Markdownad498bde276891b819ab5967c9a6f32c38938c46f8960668dc058b821dee8f1a
PDF
Publication pagea62d44767de7493fa97f9958ef5f5264ff7a3b5e43ee2087c40532fc69b53307
Manifesteb7bda1f3b736371e4706bfdddb927e0445391f6b6bb6fb564ab2b483921cbf1

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
SignatureffCOSCFXjXMZakFkuDU5eO58n5N3w4iWq5oELDSfclM6tgDzUMO/eFGQsI9cA4SEV3LUK5hG4A5UImhrbXwLBg==
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

2026-09-17T11:46:35.552676ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026093
observed a62d44767de7493fa97f9958ef5f5264...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:35.533647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026093/manifest.json
observed eb7bda1f3b736371e4706bfdddb927e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:35.516801ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026093/publication.md
observed ad498bde276891b819ab5967c9a6f32c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:35.498825ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026093/publication.txt
observed 43d9ae60b2e89964e1c958b641cae80d...
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.