OpenTechnical

OT-2026-000097389

Publication integrity record

Foam pad vacuum gripper, four zone face, per zone isolation, three stage ejector, supply line pressure sensor, sustained 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-2026-000097389) never changes.

Identity and time

Publication numberOT-2026-000097389 · never reused
Internal UUID01a0aea1-01cb-7ad8-9c10-c0580f69d12e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097389
StatusPUBLIC

Content hashes

Canonical textdc8b4dab25326210970af5bfebfdc9dcc9304ccf31f91b9dddf8f70abc97d58e
Markdownc7947207413a7c29244fb01246912c84aa8f760e8d89058e821e98629f034c92
PDF
Publication page8fddc176bcfe79110f8270516d2209612b1efeb934655148feedc0488a305b59
Manifest8be964048be9d137472d7fafae430554a8480d1832b153d2464fabd3e376b9a4

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
SignaturelOSYVmmVcFD+f4Vj0MyiV+KQbuwfD4E1QZrA4R5ASZuPkHj8mcPfNFAQDweI77ORwlCdAcBcDVDqHa816cChBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:33:40.290271ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097389
observed 8fddc176bcfe79110f8270516d220961...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:40.274254ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097389/manifest.json
observed 8be964048be9d137472d7fafae430554...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:40.255628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097389/publication.md
observed c7947207413a7c29244fb01246912c84...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:40.236804ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097389/publication.txt
observed dc8b4dab25326210970af5bfebfdc9dc...
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.