OpenTechnical

OT-2026-000071569

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, three stage ejector, supply line pressure sensor, pulsed 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-2026-000071569) never changes.

Identity and time

Publication numberOT-2026-000071569 · never reused
Internal UUID01a0ae91-e0ee-7310-89eb-4a764fe12989 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:11.039722Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071569
StatusPUBLIC

Content hashes

Canonical textbf0858d22fe82fa50424895d2ac81405c5efb4870f7bc4df488b59f88eefd50d
Markdowneca94ed69dcb0cab2355398f37aa7bad6411d466924d613f79e43fc0c96af7ef
PDF
Publication page79ca966424a5fbe2e111f3291dabe53a8e1b358f1b78f1292d209973d8c807d4
Manifest1336939e3abe2f34b7c0108fe0114fb1a1d1445f141bdae615e3f902e48fca83

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
SignaturedCZSgyjgeeoxE6gy/DGnKqlpiwFNBzFfR59qaYXbF2G/optGyEEY4ASeuBIRZTOZNTJHYciLAtnpy3FGXLMjCQ==
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

2026-09-17T10:25:13.448158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071569
observed 79ca966424a5fbe2e111f3291dabe53a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:13.429741ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071569/manifest.json
observed 1336939e3abe2f34b7c0108fe0114fb1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:13.412910ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071569/publication.md
observed eca94ed69dcb0cab2355398f37aa7bad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:13.392524ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071569/publication.txt
observed bf0858d22fe82fa50424895d2ac81405...
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.