OpenTechnical

OT-2026-000034208

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, 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-2026-000034208) never changes.

Identity and time

Publication numberOT-2026-000034208 · never reused
Internal UUID01a0ae75-df0d-76fd-90e3-9598f5de55ce · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034208
StatusPUBLIC

Content hashes

Canonical text813b1455511438065f5f0f262ca2c16b1436d65df6fb97e660498e144c0b6c29
Markdown91ddf31be758397642fed6d45c38c8c4ca8953f90af8b6798ab105df22a5b537
PDF
Publication page434918d8175f997f4afd186425739b39370d57a6cc128302448154e7f5d335b2
Manifest2a7f658469109b68bc0eb92fadb1e549dc6b1b0de94982f93443b9641f9fa626

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
SignatureWk44/Pj29ajlzgXSi8h1qzCgTy2GT+dh7TjHdNl13u+ik2s81UrWgREM4Sy0uw89cMsU+Ho7NfBzEPVEekWvDA==
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

2026-09-17T11:30:45.205672ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034208
observed 434918d8175f997f4afd186425739b39...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:45.188009ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034208/manifest.json
observed 2a7f658469109b68bc0eb92fadb1e549...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:45.168819ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034208/publication.md
observed 91ddf31be758397642fed6d45c38c8c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:45.150635ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034208/publication.txt
observed 813b1455511438065f5f0f262ca2c16b...
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.