OpenTechnical

OT-2026-000093075

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, pump fed, supply line pressure sensor, sustained blow-off before 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-2026-000093075) never changes.

Identity and time

Publication numberOT-2026-000093075 · never reused
Internal UUID01a0ae9e-0910-7642-9efa-3776898bd342 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093075
StatusPUBLIC

Content hashes

Canonical textee973dae2ec88395899c5dff9860512c9f2d46d1916c3f8417c6af81bdd6527a
Markdown27d5b645e553efd82beadcb3f187c75760f6505a71a49afc4b54e9f85568a577
PDF
Publication page06dd0badf0c526dcc31277af0d4c8233ee22388503e1caf5f3490e412ec6082c
Manifest2bd3ae2eb0073659e9241bfbfe800f19cdc488517977e8d3d226cca08f6f7c2e

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
SignatureZLW4nAaV2LT3/BQ1BhK8uutlYZ15/S1MMoaLewvNDJUhMA1CbasiacAYp4f5u3o0cG/f8ytbe7/HdcXsBAACAQ==
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

2026-09-17T09:40:19.562625ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093075
observed 06dd0badf0c526dcc31277af0d4c8233...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:19.547497ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093075/manifest.json
observed 2bd3ae2eb0073659e9241bfbfe800f19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:19.529518ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093075/publication.md
observed 27d5b645e553efd82beadcb3f187c757...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:19.511803ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093075/publication.txt
observed ee973dae2ec88395899c5dff9860512c...
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.