OpenTechnical

OT-2026-000060630

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, three stage ejector, vented after 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-2026-000060630) never changes.

Identity and time

Publication numberOT-2026-000060630 · never reused
Internal UUID01a0ae8a-b7cd-7e27-a24a-e5a8d25d7846 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060630
StatusPUBLIC

Content hashes

Canonical texte6f6bb16e2bec8ef238be1c2e79ba96da32589fb635afae7617c5bea4a8b8639
Markdownb31593813cb39b46e373fb322f54d15eb8254c5f63d0c54d8c57aa761783d550
PDF
Publication page4bbc2db93c780d648fdc44b31e913e2445763688f8933a5258c526ea30e76e0d
Manifestc25092b9a51a5019899840641249965c477b29303a61f786741d8a36cbfb03f0

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
Signature7MbjZ0Y2Nx1e598h0qHVnmWF4O5M1cOQJdI4CmvoMQlEcEHG7drfV9ieCncLyTjzPfvkAHKArRAn12XE9zrYCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:43:15.518417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060630
observed 4bbc2db93c780d648fdc44b31e913e24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:15.501571ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060630/manifest.json
observed c25092b9a51a5019899840641249965c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:15.484561ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060630/publication.md
observed b31593813cb39b46e373fb322f54d15e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:15.467477ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060630/publication.txt
observed e6f6bb16e2bec8ef238be1c2e79ba96d...
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.