OpenTechnical

OT-2026-000051254

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, vented 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-2026-000051254) never changes.

Identity and time

Publication numberOT-2026-000051254 · never reused
Internal UUID01a0ae83-2740-786c-a520-8526995e1f14 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:05.998905Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051254
StatusPUBLIC

Content hashes

Canonical text0dd43533b7d6443c9f3745fd6c897999195d1e8b1b33e21a3c6762b8ca8ea6a7
Markdown5c276704decdc8250ce58321b51c08dca2681ca6c50b5db951fb7356755bbfeb
PDF
Publication page18cf3247454915fcef36d52d465a338f9a040b205187ac084dec3a8a5ab02e9e
Manifest415fe144a8a15b7421d719e4ac67dd8af4bcad3d27c8595b3217922d7025ab2c

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
Signaturel0WjGOrp29o++5DvX+htqa2zHdz9hJ27N8aHKNjt9YqqbkrmMwDDP26iq0jtKrvT5n1VfEevDds8YC5cZLEJCw==
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

2026-09-17T10:59:03.113312ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051254
observed 18cf3247454915fcef36d52d465a338f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:03.096370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051254/manifest.json
observed 415fe144a8a15b7421d719e4ac67dd8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:03.079680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051254/publication.md
observed 5c276704decdc8250ce58321b51c08dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:03.060346ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051254/publication.txt
observed 0dd43533b7d6443c9f3745fd6c897999...
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.