OpenTechnical

OT-2026-000073145

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, two stage ejector, supply line pressure sensor, pulsed 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-2026-000073145) never changes.

Identity and time

Publication numberOT-2026-000073145 · never reused
Internal UUID01a0ae92-efb6-7dda-b1be-e5e866524401 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:20.363042Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073145
StatusPUBLIC

Content hashes

Canonical text546ec5769e3ecfb00c31fddb69770a6e231e6d2e5135396ca0c2e3734940839e
Markdowna844f4dc3efc0abe0d21cfb2d7655e0e8606ec40c7e6f123bf953e6c66ed9dea
PDF
Publication pageada7cfcbfa59f7278382aa693d5e6155a1c979a22030f4c17365d682103104e0
Manifest35ccfc0dc2b1987a64ca3bb0d0ebad392d3a2535971b6d1b2a21b4bd6c273bd0

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
SignatureH/jkNThEOqhCkX/K18+WsRezjbbYj9epJW0P/76hx+TBbD/qMSZb1nQdMHpcWsJx3n3H1seayCiFSIgN33xWAQ==
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

2026-09-17T10:21:05.050590ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073145
observed ada7cfcbfa59f7278382aa693d5e6155...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:05.032456ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073145/manifest.json
observed 35ccfc0dc2b1987a64ca3bb0d0ebad39...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:05.013499ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073145/publication.md
observed a844f4dc3efc0abe0d21cfb2d7655e0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:04.995435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073145/publication.txt
observed 546ec5769e3ecfb00c31fddb69770a6e...
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.