OpenTechnical

OT-2026-000062362

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, vented after set-down

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-2026-000062362) never changes.

Identity and time

Publication numberOT-2026-000062362 · never reused
Internal UUID01a0ae8c-0abf-7aef-872a-437e60383908 · 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-2026-000062362
StatusPUBLIC

Content hashes

Canonical textb55efa2436ff4b89288f861efa5157ed4d85c04fc8ef6433090c8be58bdf557e
Markdownc9ab2b62844281af84bfc81b2b2018371d17fc010b906dbb47bdd5a1125e349b
PDF
Publication paged3cf4ddc9b938004ceb3b0d3ee0e9c8e409c0b51b6a8aa5656ef57b28cf232f2
Manifeste5c915c28b6667b2fee06542fff54e6b6ec25dff7f90127eb18cce783e3be79d

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
Signaturerl4PHUy9OSQfOcYnX43i3TDUAiksAbnrOi1grBg+qco1J/KNSHACvbechEIDVxJ4q1WrbCM4JsZYfkftn28rAA==
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

2026-09-17T10:39:40.701834ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062362
observed d3cf4ddc9b938004ceb3b0d3ee0e9c8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:40.683404ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062362/manifest.json
observed e5c915c28b6667b2fee06542fff54e6b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:40.666492ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062362/publication.md
observed c9ab2b62844281af84bfc81b2b201837...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:40.650654ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062362/publication.txt
observed b55efa2436ff4b89288f861efa5157ed...
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.