OpenTechnical

OT-2026-000055384

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, 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-2026-000055384) never changes.

Identity and time

Publication numberOT-2026-000055384 · never reused
Internal UUID01a0ae86-a101-7a71-8d68-277f51e1973f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:53.783868Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055384
StatusPUBLIC

Content hashes

Canonical text1d3f8a05dee41fab188ee6568bb57157873302cb2030bfc29917a5e71097ef6f
Markdownbcebd919ad5719aaf5c56277f290aee864cb2d4a9d03cab2b386285138a0e586
PDF
Publication page67fc55c413086ccc577160d211f33a59bdb4b3cc7130c94845707b057699a6fb
Manifesteebc82a2efeae0d29d938c07722c67409526f0e34f8f90618a601e4a51309681

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
SignatureCoyqUEqgttfQhGFgODMOUmh9OCtK6YeR3D+qAGSg1dMsNaMo0rba9ETlOmEM+1eMlwmNFZQhlLE5InuK7B2RCg==
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

2026-09-17T10:52:01.245137ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055384
observed 67fc55c413086ccc577160d211f33a59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:01.222553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055384/manifest.json
observed eebc82a2efeae0d29d938c07722c6740...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:01.203706ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055384/publication.md
observed bcebd919ad5719aaf5c56277f290aee8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:01.179985ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055384/publication.txt
observed 1d3f8a05dee41fab188ee6568bb57157...
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.