OpenTechnical

OT-2026-000080662

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-2026-000080662) never changes.

Identity and time

Publication numberOT-2026-000080662 · never reused
Internal UUID01a0ae96-7e79-7897-9a5a-69099d3c6e12 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:13.512436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080662
StatusPUBLIC

Content hashes

Canonical textdcfd064949c6880360d15a01a69651cff8668be2cfedcd27066a25af1c4896d5
Markdownd39c9c62c35137cb4ecfd781c0bc3e95b7eb2f03b317a1bad9ed129637aa2b74
PDF
Publication page99319ce2018fdbeb3965785f399f78974a7a69ae031ed0b087a5c4487d3c576e
Manifest34234171154c8eff39cd4fc503d383f4435f27ccef1c8b63b18cbb19bec1d35c

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
Signature/Ast0MrNY5BbY7xF3zZwqcL5K/8YZMWSxQT+AYa01KiZ+HM9Bo3jMXB2ZgyKsZ/A0jsS9pX8NlJD4H6+uIQtAg==
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

2026-09-17T10:03:20.947525ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080662
observed 99319ce2018fdbeb3965785f399f7897...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:20.913155ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080662/manifest.json
observed 34234171154c8eff39cd4fc503d383f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:20.884068ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080662/publication.md
observed d39c9c62c35137cb4ecfd781c0bc3e95...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:20.838541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080662/publication.txt
observed dcfd064949c6880360d15a01a69651cf...
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.