OpenTechnical

OT-2026-000018962

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-2026-000018962) never changes.

Identity and time

Publication numberOT-2026-000018962 · never reused
Internal UUID01a0ae6e-d522-70de-8a85-1802420f0fe7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:54.261386Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018962
StatusPUBLIC

Content hashes

Canonical text1f813613e391dd5f8dea138f11c9505b9edf82f4d449a0061f9c8132c98c43fa
Markdown99806ee779ca4c0cd46c4ccd2e9fea7c6e0b71bb5956ee515d23f61781b148ab
PDF
Publication pagec5d689cc0bfde5f13a068b379949d8a870c7da048530cb905568c189cf2272d2
Manifesta2bc3ef6bf45d5af64b4f0741ad1d778343e192116a2ed627f0840bc798fbd5d

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
SignatureL8gx+GYTL5JnFwuEcYQxWkO74ZBKCeBbg7zNq6XuVRgZTylJQHoLGZXnqNEuS0Uh8xiU9CRZzy5xm4fU5IyBBw==
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

2026-09-17T11:59:38.226782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018962
observed c5d689cc0bfde5f13a068b379949d8a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:38.210125ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018962/manifest.json
observed a2bc3ef6bf45d5af64b4f0741ad1d778...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:38.191977ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018962/publication.md
observed 99806ee779ca4c0cd46c4ccd2e9fea7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:38.173370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018962/publication.txt
observed 1f813613e391dd5f8dea138f11c9505b...
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.