OpenTechnical

OT-2026-000080579

Publication integrity record

Two cup vacuum gripper, two zone face, common isolation valve, single stage ejector, 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-2026-000080579) never changes.

Identity and time

Publication numberOT-2026-000080579 · never reused
Internal UUID01a0ae96-7e79-70f6-9317-a6554b059294 · 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-2026-000080579
StatusPUBLIC

Content hashes

Canonical text9edaa55b601aeddc003369cd9bd2a36ca5c39a7c9c3662018086a35e1acb750a
Markdownfc12f4128bf72fc9de5610ece0ebd834ea1dc2e67c3f0de103283e7d7b0643f7
PDF
Publication page69607ea819ce72172ea63bbc94da95870fde2ad241bbb457fd803b9832415c51
Manifestd14d945a4a81d70325506d081d04d346f26c2f3ff6752eee4a4410e08d66b15b

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
SignatureJD1vFS6vwWnXYB+vTKkheIgCPzWJN5grotQIndtQgkNdlxafHuBW90oLVLLi61uDFBc2wA1gcOKPjaKsLzzqBA==
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

2026-09-17T10:03:12.850736ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080579
observed 69607ea819ce72172ea63bbc94da9587...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:12.832437ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080579/manifest.json
observed d14d945a4a81d70325506d081d04d346...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:12.814867ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080579/publication.md
observed fc12f4128bf72fc9de5610ece0ebd834...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:12.797297ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080579/publication.txt
observed 9edaa55b601aeddc003369cd9bd2a36c...
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.