OpenTechnical

OT-2026-000076064

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, supply line pressure sensor, vented 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-2026-000076064) never changes.

Identity and time

Publication numberOT-2026-000076064 · never reused
Internal UUID01a0ae94-6a6e-70a6-b4f3-db71450aca94 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:57.307071Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076064
StatusPUBLIC

Content hashes

Canonical text0e722ac41bd5deb5be4615cfa15f802471898c859683a5fcf633cbb22601345a
Markdown87da8051584a0f1054c068cf6e336487f0191b462bde8d8105d4c74b09e3cd29
PDF
Publication page6674e6d5109271156e2386ec8d4d49e8990c28cb6e6def2b8d277b632fcd6875
Manifeste7596b19be26f15afd48b580c3bdbee0d4d5d0d5779faa167c054049ab2115c9

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
Signaturee1w555i4QmhsIxRh3GTqwKTzD4S4Wkp8Rw7dou2sU2W+ql/uYE1B35eYVuPV5kmWtwxLU3+Bkf6wWWdU4kJDBw==
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

2026-09-17T10:10:49.014015ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076064
observed 6674e6d5109271156e2386ec8d4d49e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:48.995885ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076064/manifest.json
observed e7596b19be26f15afd48b580c3bdbee0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:48.976140ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076064/publication.md
observed 87da8051584a0f1054c068cf6e336487...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:48.952619ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076064/publication.txt
observed 0e722ac41bd5deb5be4615cfa15f8024...
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.