OpenTechnical

OT-2026-000037328

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three 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-2026-000037328) never changes.

Identity and time

Publication numberOT-2026-000037328 · never reused
Internal UUID01a0ae77-b8cd-7330-bb5e-1474bac0e56c · 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-2026-000037328
StatusPUBLIC

Content hashes

Canonical text4f4a8efdd70b2047f66520a9042298e023d9ce61d694489a0954226182c1c1b1
Markdownda7ef792c31cbf6afb3f0d62f2c5d3367480049925ab000f176df0ad9268b0e4
PDF
Publication page30608f093cb2f959ab01dc5166ce767244e0113e4d1244d6a69fd0ed5d3b8600
Manifestc242a4d149e1dcba4c09718de69b6e16dabcb95c3ac1eec9fd0f1a372e1f5737

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
Signature9M4ygqMdeUqJgpF2eRN3pMpK301GpAjbPhj5oZpv11zSH8rCNYOcwxfKasgZ9J+YWCewmdwirlZseJ8CJnV8BA==
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

2026-09-17T11:23:44.151468ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037328
observed 30608f093cb2f959ab01dc5166ce7672...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:44.131217ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037328/manifest.json
observed c242a4d149e1dcba4c09718de69b6e16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:44.111419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037328/publication.md
observed da7ef792c31cbf6afb3f0d62f2c5d336...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:44.092302ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037328/publication.txt
observed 4f4a8efdd70b2047f66520a9042298e0...
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.