OpenTechnical

OT-2026-000037448

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, 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-2026-000037448) never changes.

Identity and time

Publication numberOT-2026-000037448 · never reused
Internal UUID01a0ae77-b8ce-7181-a5f4-91f0d6a6aad8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037448
StatusPUBLIC

Content hashes

Canonical text2e29f12bb3486a23d0b48f96c2c2ed45cdd8c4d58661d1dbe7faffb667e21e38
Markdowne7e4e8b8da94b278ae1d9f9e5b75bf043697be3970f3931a4882358fee661358
PDF
Publication pageab08f250a1cbec454f1bfe7744f4eeb428ed268b4a7728cdb47cf04a4a13c8bc
Manifestcdc907c590f07d6f2ee5f6c7315a2d55e807faae7d88cd0cf33f090a6e47749d

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
SignatureGcenigok5I72I9A1Am6QMv1AKsdDFkGq3OsZT8O9WNHnJVRoEikS7EJtS6Kd+4jV7s7gX6PHYAfmck08+p+2Bw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:23:52.904959ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037448
observed ab08f250a1cbec454f1bfe7744f4eeb4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:52.886251ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037448/manifest.json
observed cdc907c590f07d6f2ee5f6c7315a2d55...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:52.867514ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037448/publication.md
observed e7e4e8b8da94b278ae1d9f9e5b75bf04...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:52.850825ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037448/publication.txt
observed 2e29f12bb3486a23d0b48f96c2c2ed45...
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.