OpenTechnical

OT-2026-000055464

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000055464) never changes.

Identity and time

Publication numberOT-2026-000055464 · never reused
Internal UUID01a0ae86-a102-7fbc-8add-ba0f3d3b3fcb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:53.783868Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055464
StatusPUBLIC

Content hashes

Canonical text56f66b8809a9690061f5ed5d1b34ad27f3c154cb5b76c583cede87cd4988ca85
Markdown1a3965eee36bf4bd8a00018d9c290b48f9464bc2c80d5bb6084f92da7e7bdd7a
PDF
Publication page5ca4d314bc7facfe1eee582976415c089fc10a21ba594598178bf55811476e1d
Manifest206107dfd3f0c6d98e5aad5bef4305295464552a7cfd21eae8f1a42db77348a0

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
SignaturecmD+C11yYbGkd+TrzQP+1E/Bn4czBEsgHTnIfWmMC275Wkh9H2r1xAzo4g/4L+hLUASI+kOZFLZkvcVveVDgDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:52:07.464151ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055464
observed 5ca4d314bc7facfe1eee582976415c08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:07.441355ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055464/manifest.json
observed 206107dfd3f0c6d98e5aad5bef430529...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:07.424306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055464/publication.md
observed 1a3965eee36bf4bd8a00018d9c290b48...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:07.316488ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055464/publication.txt
observed 56f66b8809a9690061f5ed5d1b34ad27...
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.