OpenTechnical

OT-2026-000087396

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, pump fed, sustained blow-off before 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-2026-000087396) never changes.

Identity and time

Publication numberOT-2026-000087396 · never reused
Internal UUID01a0ae9a-cd4f-7844-8e80-faf62fdb112e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:55.852518Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087396
StatusPUBLIC

Content hashes

Canonical textbf79f9871e521b64c9b347638fec7de2fdddd42fd46477ed0e7a738d90e07dcc
Markdown56f1c1352fb3a01cd02ceb921f40ad45609bc02260cfe3bff1b3bec9ba29e286
PDF
Publication pagea430b460f5094fafccb895ad632859c342fdcc7bc31f2b3b3222535288e6bfd9
Manifest2eabd6aef60a835ab95375fe34d05e6270b5167420fdf1a9c987bd9b997a566d

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
Signaturey0V+DQWzwNmTVZA3O9ZlmikqCdeMPgejhzihnbcdCGIIWRsxJqbL3sneu8dOhrQ9vA0KNkMyXEUmZkoi+mnFAQ==
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

2026-09-17T09:50:42.491365ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087396
observed a430b460f5094fafccb895ad632859c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:42.472232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087396/manifest.json
observed 2eabd6aef60a835ab95375fe34d05e62...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:42.454361ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087396/publication.md
observed 56f1c1352fb3a01cd02ceb921f40ad45...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:42.435805ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087396/publication.txt
observed bf79f9871e521b64c9b347638fec7de2...
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.