OpenTechnical

OT-2026-000042599

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, two stage ejector, manifold 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-2026-000042599) never changes.

Identity and time

Publication numberOT-2026-000042599 · never reused
Internal UUID01a0ae7a-c0ce-72bf-a657-d41062520053 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:55.489038Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000042599
StatusPUBLIC

Content hashes

Canonical text7aeab8fedef5aef24187afb0c5fd0b14bfbe88159286918ec69779b351b5a649
Markdown93df1eedef6575fbc5160cb3168afe111e39c800ba0ac2927021a2adb6a2c0a7
PDF
Publication page0e5884582cbb6ac779447bc52f3694a3d0894a5e87e3144cc269e712daf93ecc
Manifestf98577caa07a5e81b83775f32fc3c5b28c8abda3e6b13aaa318f755e6a063831

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
SignaturecOvaFXOIG2tgRNtmHuCG5AbFCASPXD9uuAy3XEJtrOkcwirqkLqfYQsoD1UK8N3af9aGW6BlbbgqP51qnifLDA==
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

2026-09-17T11:14:19.416270ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042599
observed 0e5884582cbb6ac779447bc52f3694a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:14:19.398868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042599/manifest.json
observed f98577caa07a5e81b83775f32fc3c5b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:14:19.381502ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042599/publication.md
observed 93df1eedef6575fbc5160cb3168afe11...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:14:19.362976ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042599/publication.txt
observed 7aeab8fedef5aef24187afb0c5fd0b14...
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.