OpenTechnical

OT-2026-000075926

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, supply line pressure sensor, vented 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-2026-000075926) never changes.

Identity and time

Publication numberOT-2026-000075926 · never reused
Internal UUID01a0ae94-29ff-7595-ad5e-b2f6133f5c3b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:40.814795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075926
StatusPUBLIC

Content hashes

Canonical text9a1bf4779f17ab2923919a1daf4d09dce427401e03f6e4b0777233788ec35fcf
Markdown2c0f4efc295a6d72eaa80aab39d4e125daa2d9abe6b1d12010cf5403d07207a7
PDF
Publication page739667fde6e69761e836718774892215682cb6a8c73bd13108c43cd896ad06ca
Manifest517e5b55808577d2e9b837b84975f1732d8276800f140e7ece26a0d791050663

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
SignatureF2fs1gEGLOL5ccEe0Ezk6M853ydLKVroOco5vzRXYPjAt1zMSvYR/Obe2YZY7vKo7PSVtwhjbfnCRKqHXOkPCw==
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

2026-09-17T10:12:56.970381ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075926
observed 739667fde6e69761e836718774892215...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:56.949420ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075926/manifest.json
observed 517e5b55808577d2e9b837b84975f173...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:56.754079ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075926/publication.md
observed 2c0f4efc295a6d72eaa80aab39d4e125...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:56.738200ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075926/publication.txt
observed 9a1bf4779f17ab2923919a1daf4d09dc...
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.