OpenTechnical

OT-2026-000017510

Publication integrity record

Foam pad vacuum gripper, common isolation valve, three 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-2026-000017510) never changes.

Identity and time

Publication numberOT-2026-000017510 · never reused
Internal UUID01a0ae6e-76ca-796b-8b45-f7bb1795b6af · 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-2026-000017510
StatusPUBLIC

Content hashes

Canonical text3e26b01f6c4be8041c5f3ea850ea3ba1e1c20d9fa4bbe303bc1f805c0cc5b777
Markdownb4d94e8b8e508f2a77cf4f34fef2f110ee6927d54b8ae2b6f3aac2a77bf17ac9
PDF
Publication paged2f75bee337f18957d51ff227ff4f4fc110cc770b3e35e6c8727a1f0c94c6be9
Manifest3d01e1ac231733e7e443910ccd8d0b604545786637c3ae60650a6ad862bf3d32

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
SignatureyzfsX9WiNZrAodm/FGXXxLk2gLW3JxK+nV2c58SBwpZ1Gduv0cP4ZcDAlqy8UUdizYJEVUZ257HJRGV+G5dLBQ==
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

2026-09-17T12:02:39.976645ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017510
observed d2f75bee337f18957d51ff227ff4f4fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:39.959408ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017510/manifest.json
observed 3d01e1ac231733e7e443910ccd8d0b60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:39.940837ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017510/publication.md
observed b4d94e8b8e508f2a77cf4f34fef2f110...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:39.922471ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017510/publication.txt
observed 3e26b01f6c4be8041c5f3ea850ea3ba1...
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.