OpenTechnical

OT-2026-000016886

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold 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-2026-000016886) never changes.

Identity and time

Publication numberOT-2026-000016886 · never reused
Internal UUID01a0ae6e-591a-7d47-884c-07e36a6b45a4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016886
StatusPUBLIC

Content hashes

Canonical textdf9d1bad7cdb6642b26033574bba36ee1c249d3c052535a28935fd6686ad5fd7
Markdowna12ff85d75f9d63f1394291cd9d4834b374a93cd9f8add310a98d3fc7214597f
PDF
Publication pagebbd55beefdc18224b800b6e932a2c845fd1faed132a6c1eef69947a5e60ec319
Manifest601ae5ba433e90e6ef702a7e3d83830af2945b1bf51a9c3f8c7919deec8432e8

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
SignatureCfF9Sedoabf/NKdWx2bBcqrSvGTgEcjraPn/D6USfiJrrH03pkqakVJhz2flDeSLx7oKOZaitzFfLeY1SRlNBg==
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

2026-09-17T12:03:09.488549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016886
observed bbd55beefdc18224b800b6e932a2c845...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:09.472553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016886/manifest.json
observed 601ae5ba433e90e6ef702a7e3d83830a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:09.455597ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016886/publication.md
observed a12ff85d75f9d63f1394291cd9d4834b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:09.439199ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016886/publication.txt
observed df9d1bad7cdb6642b26033574bba36ee...
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.