OpenTechnical

OT-2026-000015917

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, pulsed 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-2026-000015917) never changes.

Identity and time

Publication numberOT-2026-000015917 · never reused
Internal UUID01a0ae6e-0c4d-7686-8dbf-3e231607e7bc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:02.846253Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015917
StatusPUBLIC

Content hashes

Canonical text4af2bd5c8a97fdff81dd2d50f1979ea4e0dc34f2a731b2e7db83358f4fda5e7e
Markdown4ec178451a4cbbbb2009dd3c9d908a6b2f526c940771829130d207e7191cffdd
PDF
Publication page653368e64777b54b9e78e23067b7902ddbf4c874c18a5e194023740a303292d2
Manifeste50537cafdb99ec6978c58243dbcaffb685aecfb618662c3b65abebd92fe67a6

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
Signature7/MWYVC0Xl5IdSUTv1ySqVFYmVnUO1gwODonKPMyMn0R11OoVux5Izr5oLOXZYiO6FRkmTnkcEfhJ42B0QhDDw==
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

2026-09-17T12:05:22.914065ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015917
observed 653368e64777b54b9e78e23067b7902d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:22.894213ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015917/manifest.json
observed e50537cafdb99ec6978c58243dbcaffb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:22.875222ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015917/publication.md
observed 4ec178451a4cbbbb2009dd3c9d908a6b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:22.856532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015917/publication.txt
observed 4af2bd5c8a97fdff81dd2d50f1979ea4...
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.