OpenTechnical

OT-2026-000017001

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, three 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-2026-000017001) never changes.

Identity and time

Publication numberOT-2026-000017001 · never reused
Internal UUID01a0ae6e-591b-7d2b-ae40-1fa07d4639ba · 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-2026-000017001
StatusPUBLIC

Content hashes

Canonical text0006b5dddeb6bb1a4e7638363a49e0909d916c50459e32413669391124280d98
Markdown8bedf199588938123ded06ad1785f3847f0b77620b95a95fb51321c8181bbaf1
PDF
Publication page8d3fd04e2311fe7b82bcaba9cf22760fbdaaba6a5b5603c97ce267a75999d7d4
Manifest3753304d43ff95ae4fe65cca8e128fbe74908a8b5d5ec107cdc8286b67af1193

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
SignatureUUrqD5NNYaVFuq90tZPrRPk9NBkkejaO41W6ndaeUkrCiVd0/8UnaoNSXyGtnL5b/lRx5BFg/8WEhbEgR5DkDA==
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

2026-09-17T12:03:24.455395ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017001
observed 8d3fd04e2311fe7b82bcaba9cf22760f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:24.438596ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017001/manifest.json
observed 3753304d43ff95ae4fe65cca8e128fbe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:24.411918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017001/publication.md
observed 8bedf199588938123ded06ad1785f384...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:24.385049ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017001/publication.txt
observed 0006b5dddeb6bb1a4e7638363a49e090...
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.