OpenTechnical

OT-2026-000016882

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, 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-2026-000016882) never changes.

Identity and time

Publication numberOT-2026-000016882 · never reused
Internal UUID01a0ae6e-591a-716f-99f9-c22c0175848e · 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-2026-000016882
StatusPUBLIC

Content hashes

Canonical text33d3e77be0d4a689704d3fde01f1dae7bf8261e9cd5e6e8ea89db4a8363f36a4
Markdown658a3202387fb8d44b798fb32e01a2c65fb530d43c660e95423c8de1b4996e39
PDF
Publication pagef0dc106c212979ac373cba3e455a55426ac5e1de19d1d292e83b35ce97e5c2ab
Manifest4e7820b23965dea9264d40a06cdb552fd9332f76ba70ce828c455342e385fc87

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
SignaturefnLHpwrTqrTVuTb2kA7iVLiTB+JBlZa8OpSECPD4MLc2PLFMClTB/CLTwUjrX6D0xEylgYLV8lgFFjmizXgNBw==
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

2026-09-17T12:03:09.202189ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016882
observed f0dc106c212979ac373cba3e455a5542...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:09.187284ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016882/manifest.json
observed 4e7820b23965dea9264d40a06cdb552f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:09.171945ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016882/publication.md
observed 658a3202387fb8d44b798fb32e01a2c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:09.153981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016882/publication.txt
observed 33d3e77be0d4a689704d3fde01f1dae7...
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.