OpenTechnical

OT-2026-000055924

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, pulsed 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-2026-000055924) never changes.

Identity and time

Publication numberOT-2026-000055924 · never reused
Internal UUID01a0ae87-0a4a-70d6-b5fe-4308bc8e030f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:20.734835Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055924
StatusPUBLIC

Content hashes

Canonical text1ccc15f7dce41a643142bb68fde70609f1323af9639acb96dc7e8f57552b8596
Markdown38744ea3e9a47c9d7102d59d5e4192d8963eba3f00bc3e636f832ad77d21f658
PDF
Publication page4c73e0ef25b2462afa0a02a64a7795991bae49881cda9cf3d5b76b5acce8f103
Manifestc20378f69efe308e1fb7460a2f65e021d6f537f1aa5d804e98b36b69e0187f0e

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
SignaturetKJzZW853UizZs5pibIQsDTY4JqE2nP4ovtSRia5Es7v7GKfFyJP3d+2VKAamGCGoXp2tunBYbC5xWW+OYzsCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:51:26.071656ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055924
observed 4c73e0ef25b2462afa0a02a64a779599...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:26.053694ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055924/manifest.json
observed c20378f69efe308e1fb7460a2f65e021...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:26.036132ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055924/publication.md
observed 38744ea3e9a47c9d7102d59d5e4192d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:26.016816ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055924/publication.txt
observed 1ccc15f7dce41a643142bb68fde70609...
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.