OpenTechnical

OT-2026-000093139

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, two stage ejector, supply line pressure sensor, 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-2026-000093139) never changes.

Identity and time

Publication numberOT-2026-000093139 · never reused
Internal UUID01a0ae9e-0910-765a-a10e-542e3ce423fc · 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-2026-000093139
StatusPUBLIC

Content hashes

Canonical text20c28fcd1fc1477f0fefa00f5e0e8ae0fd6d7a40f7e89f2e0119b1f2c7cf6406
Markdown5d04bc575c802ce5bd5988f520a1ca866168b5b273cb11e600b4fe30b976210f
PDF
Publication pageb2fd1aa576570eecce6a2a51b8b5a1b6c6fe3460c82e0dc8e1546e5c961ffe6b
Manifest288d2023d6375a8528a99c72f802ae585c5177dc4320aa593f3fc275c78a0ee6

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
SignatureW4dTn1CCQUiT98KzYJj+O4PAlB8VF14fCbwUihnc8zXtx+79mt0DeSA26EXtdSew+Tf4FDuvmc3BvW2RPTujBA==
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

2026-09-17T09:40:25.918216ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093139
observed b2fd1aa576570eecce6a2a51b8b5a1b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:25.901379ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093139/manifest.json
observed 288d2023d6375a8528a99c72f802ae58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:25.884434ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093139/publication.md
observed 5d04bc575c802ce5bd5988f520a1ca86...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:25.867657ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093139/publication.txt
observed 20c28fcd1fc1477f0fefa00f5e0e8ae0...
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.