OpenTechnical

OT-2026-000082158

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, manifold pressure sensor, vented after 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-2026-000082158) never changes.

Identity and time

Publication numberOT-2026-000082158 · never reused
Internal UUID01a0ae97-4d93-7941-8cb8-d8391e0c0b37 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082158
StatusPUBLIC

Content hashes

Canonical text0d28b8c67dadfe8501f0c3ea9b01ca20795826c27eb0802dbb6d5cd89a782788
Markdownbddeeba41ee0e6d52dec38dde83f06f74408a6d5c57bc48fcdb399d7141efc25
PDF
Publication page462bf902669b2097170511482ff60e88de5f852e4c65b574e3b6122f41da1692
Manifest9f6422c009d83ca91b6d53288111d00fd5e198a518af1a9d813c0ef4e6f09449

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
SignatureCvgedrAiiNEip5aBe/rNXCT716Vj6Yg1xF2Aha0iVcVw+IWThh8O8tQvoAx3kNOG6LgdE1hag7sPgHDudO5MCw==
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

2026-09-17T09:58:58.854645ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082158
observed 462bf902669b2097170511482ff60e88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:58.837680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082158/manifest.json
observed 9f6422c009d83ca91b6d53288111d00f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:58.821484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082158/publication.md
observed bddeeba41ee0e6d52dec38dde83f06f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:58.803929ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082158/publication.txt
observed 0d28b8c67dadfe8501f0c3ea9b01ca20...
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.