OpenTechnical

OT-2026-000051087

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, plant vacuum fed, pressure sensor per zone, pulsed 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-2026-000051087) never changes.

Identity and time

Publication numberOT-2026-000051087 · never reused
Internal UUID01a0ae82-c7b5-7ae8-b143-fdba6be23568 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051087
StatusPUBLIC

Content hashes

Canonical text554f915be60bd3436c4784d275acdce2c738d4b2a7bc595b08776c7f99f10595
Markdown084804472dde5df49d7b78641be911ccf311f1126930005597de0b7a099730c0
PDF
Publication page67fcbb0becb8ede9dbdfb82a4cf145d655e09acc539a56bcb028147cf7c288ed
Manifest03f8e628caf7b6ad1e38de132744a1deb2b29219cc4e4edf011c1b759e6d5d99

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
SignatureD5D06Rl0GdlJ3OBz0HGcf8vXgoUQ6GtwD/KVhHlfNSRjA7ePn/Wtv643iaQmrQw/jnKd9VZPiXWrmPl78G3dDQ==
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

2026-09-17T11:01:01.481131ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051087
observed 67fcbb0becb8ede9dbdfb82a4cf145d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:01.461894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051087/manifest.json
observed 03f8e628caf7b6ad1e38de132744a1de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:01.440995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051087/publication.md
observed 084804472dde5df49d7b78641be911cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:01.419504ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051087/publication.txt
observed 554f915be60bd3436c4784d275acdce2...
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.