OpenTechnical

OT-2026-000045925

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, manifold pressure sensor, sustained blow-off after 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-2026-000045925) never changes.

Identity and time

Publication numberOT-2026-000045925 · never reused
Internal UUID01a0ae7d-8f87-7fcd-9541-ef38e64ce690 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045925
StatusPUBLIC

Content hashes

Canonical textf15365c335a3a6f10c47f7bb1a5a90583415f7b52bdc715d015a296ef849c1c5
Markdown156bad54f11e40fb0f9c3f7c4998c013fcf16078b46bee631620a1096d5d6b74
PDF
Publication pagefd28e9072c6c8587459ea4fb734d226327227348d817403393069bd84beff742
Manifest12e4e4710f87186886a15ff70473f23079f9a178435a22e225e80114bf7b210c

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
Signaturep0UoULHB9+DP05F3LeoZNdq5JmcLpMLB7jbn3Vei8lJxsL4xG2/p8DEOYL7Tm16sM7YjPrMNXIuyw83GB9gbBQ==
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

2026-09-17T11:09:49.850085ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045925
observed fd28e9072c6c8587459ea4fb734d2263...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:49.831770ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045925/manifest.json
observed 12e4e4710f87186886a15ff70473f230...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:49.813972ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045925/publication.md
observed 156bad54f11e40fb0f9c3f7c4998c013...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:49.795431ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045925/publication.txt
observed f15365c335a3a6f10c47f7bb1a5a9058...
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.