OpenTechnical

OT-2026-000062214

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, 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-2026-000062214) never changes.

Identity and time

Publication numberOT-2026-000062214 · never reused
Internal UUID01a0ae8c-0abd-7c3d-b9b5-b493fc8743c2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062214
StatusPUBLIC

Content hashes

Canonical textc36aa7397c04e7f2b2d3147fced758a63ee208b66471bf26671e7a8314709b43
Markdown839c44e08a98c24be83c0b591f79f772741ac81e22cdbd561b1abe438c37e681
PDF
Publication page2fc67ec5f3dd206b286d3203390133fb8d04d558a578426adeed71eaa63f9dbc
Manifest2f708e1b7bffe493821348ea87c4f33bd58d72d23b3d8de68dd9d6f96adea862

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
SignaturepjmjUYohaGigKQCR7PTkEwgM6j2aRH09vvJL02Fkmpi2+b6MblquLJKQk2Gzj9BxIyyrL1oa62EXulHv4syDAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:39:29.037447ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062214
observed 2fc67ec5f3dd206b286d3203390133fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:29.020642ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062214/manifest.json
observed 2f708e1b7bffe493821348ea87c4f33b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:29.001995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062214/publication.md
observed 839c44e08a98c24be83c0b591f79f772...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:28.983535ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062214/publication.txt
observed c36aa7397c04e7f2b2d3147fced758a6...
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.