OpenTechnical

OT-2026-000033129

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, 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-2026-000033129) never changes.

Identity and time

Publication numberOT-2026-000033129 · never reused
Internal UUID01a0ae75-4844-7050-bd34-d13a2df3c2df · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033129
StatusPUBLIC

Content hashes

Canonical text6395535cd0c03f8f05521d023c6ace4a6367f598c710ba1458d54d1350bc10c3
Markdown8a05a34aea26a9ed3015a05a181b285d0c856d2897b5082907e1378e66c49c60
PDF
Publication page59ef20098c31cd2d388ce75ccae616495ebf98493f5d4c140520ca4b207a8cfe
Manifest955ab1e0f2d47e0510f50467f911ebf425bbd36f45d425bb2e5865e26b3f1815

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
SignatureJ0MYLy+oqDWVGuZjNBXyjtmlNrCaz8ZJYfkpSpAmVhpgoZ78jKEgYDnDMOlbL/w2A9MGOf6wPfo1C4ngZa9gBA==
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

2026-09-17T11:32:48.586872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033129
observed 59ef20098c31cd2d388ce75ccae61649...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:48.568052ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033129/manifest.json
observed 955ab1e0f2d47e0510f50467f911ebf4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:48.549987ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033129/publication.md
observed 8a05a34aea26a9ed3015a05a181b285d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:48.529976ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033129/publication.txt
observed 6395535cd0c03f8f05521d023c6ace4a...
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.