OpenTechnical

OT-2026-000056954

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, 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-2026-000056954) never changes.

Identity and time

Publication numberOT-2026-000056954 · never reused
Internal UUID01a0ae87-7af9-710f-9c94-c1f8111f1b43 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:49.577818Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056954
StatusPUBLIC

Content hashes

Canonical text5c5ccc3dbc9fdf8cafbde145a98a0ca54aec8ac90177382ee237fe1d42866758
Markdownbfd3e8bfaf4b92a383b0f83ec93befbef640f4786719f87e77ae8dab7560a51a
PDF
Publication page527875a9f4bb48e3dbb7dc2c44e3dd731b03f86aeffacb3f31cae568617ec4ef
Manifest7acac9ffa89c27ac9c0772c94e283e5287ed33acbb0623c65d9908ff22848491

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
SignaturenLSU9oMF5FRGIj4G9+6uiISEeF9MXrYmlOr0EszeI0HW1AxSeznHXghn8mbD9TyEtUD9ZuI7jgQrwnr21HLiBQ==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:30.466471ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056954
observed 527875a9f4bb48e3dbb7dc2c44e3dd73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:30.448989ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056954/manifest.json
observed 7acac9ffa89c27ac9c0772c94e283e52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:30.433041ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056954/publication.md
observed bfd3e8bfaf4b92a383b0f83ec93befbe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:30.414114ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056954/publication.txt
observed 5c5ccc3dbc9fdf8cafbde145a98a0ca5...
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.