OpenTechnical

OT-2026-000068946

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, single stage ejector, pressure sensor per zone, 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-2026-000068946) never changes.

Identity and time

Publication numberOT-2026-000068946 · never reused
Internal UUID01a0ae90-6dcd-764e-b350-20610062f1b9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:36.025578Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068946
StatusPUBLIC

Content hashes

Canonical text9079795303eefb7717fe74795e8be6e160366711db120567b8c66c1ac8456046
Markdown16eec6c050ba07f232d600e1e776fa3ebae20a01fe50cd2dc8aedb55d88022b3
PDF
Publication page8b93af3121f6114fd4f9785a0852cba0fe65111721824c35d4e6d5fdda1a2105
Manifest99a7edcedab39db2e6348e671097bc1b2ff869a6b376ad9b07f5bef64416bb77

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
SignaturecYKj2izUdb/onr5gLJwNDPwDUkTw1C0avBv5ZtyQEfwj1iSh+Bnm9tZLynaZV8+2eD2PVKVBeANfNdM58wvBAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:28:46.906736ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068946
observed 8b93af3121f6114fd4f9785a0852cba0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:46.889893ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068946/manifest.json
observed 99a7edcedab39db2e6348e671097bc1b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:46.872489ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068946/publication.md
observed 16eec6c050ba07f232d600e1e776fa3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:46.854778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068946/publication.txt
observed 9079795303eefb7717fe74795e8be6e1...
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.