OpenTechnical

OT-2026-000017478

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, two stage ejector, supply line 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-2026-000017478) never changes.

Identity and time

Publication numberOT-2026-000017478 · never reused
Internal UUID01a0ae6e-76c9-7935-8679-d2c1c735c2cc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:30.105855Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017478
StatusPUBLIC

Content hashes

Canonical text68aaf9a68aa8808f047c66cbd85271fc3b3a98e3e09ebb4838c50dff7cb9a796
Markdownd073fdef87a2e896c273b4c3194ed7c7f16e779b8b33918f15fb5f3b67fb5755
PDF
Publication page8c5b74aea5ba3673fc11a8f8fc74c43e3e9055b2a07b635a3f3d84f3382825a8
Manifest3528cacda6e44531d19ac28d8b29ee1fdc38ae772e1f3e561aec055638e32887

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
SignaturebvHe0jmfN47LGoYuZUuWQCiKB4TdNFqe+4uGqhEtZusxqEicOXFv9J3Yz7V1gsCeCU2lXqvDZnYmpMQ2pbmVAw==
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

2026-09-17T12:02:37.452211ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017478
observed 8c5b74aea5ba3673fc11a8f8fc74c43e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:37.433014ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017478/manifest.json
observed 3528cacda6e44531d19ac28d8b29ee1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:37.415584ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017478/publication.md
observed d073fdef87a2e896c273b4c3194ed7c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:37.396709ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017478/publication.txt
observed 68aaf9a68aa8808f047c66cbd85271fc...
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.