OpenTechnical

OT-2026-000017462

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, two stage ejector, supply line 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-2026-000017462) never changes.

Identity and time

Publication numberOT-2026-000017462 · never reused
Internal UUID01a0ae6e-76c9-77d5-8093-c07b2c2db3ce · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:30.105855Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017462
StatusPUBLIC

Content hashes

Canonical textfb58205606299c3bf597841dfb8292641838c4b2fe7b3c031df56f201676b1de
Markdown9bd106410bfb3cc5879b78a1e57725dd92ea45995dbd8c9c93718196a2d10d3a
PDF
Publication pageef5cd386e8fb977f14b0ba0768cd3b8e848314ff128a40ab4b886ef263c38054
Manifest8b2f9f42188edc83a723c18329ef1003b82b6e8cdd5118a9d965347a39536734

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
SignaturemVCUzdhxcL3y7ZMJ/ArmTf9p7rrTLI75rw5mrgsehlu3BaWRtITNN9qOdZre9A2ryz7xEm6necTGqQe2jNiRCQ==
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

2026-09-17T12:02:36.072889ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017462
observed ef5cd386e8fb977f14b0ba0768cd3b8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:36.056087ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017462/manifest.json
observed 8b2f9f42188edc83a723c18329ef1003...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:36.037398ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017462/publication.md
observed 9bd106410bfb3cc5879b78a1e57725dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:36.018672ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017462/publication.txt
observed fb58205606299c3bf597841dfb829264...
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.