OpenTechnical

OT-2026-000017146

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, single 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-2026-000017146) never changes.

Identity and time

Publication numberOT-2026-000017146 · never reused
Internal UUID01a0ae6e-76c7-7cc4-b60e-9c4413157245 · 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-2026-000017146
StatusPUBLIC

Content hashes

Canonical text6ad0d477ca8263d81a86f7bfcc355ccfb1fd28207d2be1ba5005e7527b7ee496
Markdown75e1357c80efa4a97440cfdec5f6d41f488d763de235ea2be8a85035a31caeb5
PDF
Publication page9bd15e4f91dd203f70dcfbef84b517715f82995c42eecc480f0e70b8dfff8881
Manifest2d67b49842aa95badaccbf4b8fdea3d7e7d31650e05efb116bfee544c6ad5138

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
SignatureqoVqhOFt4A51q86canQM67rsmT0RnhEvCs6DsnYAhwdliI8tM4B4qOgvAJMQot+Na2tqvR18Tx2wAF37KpnLDQ==
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

2026-09-17T12:02:12.369997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017146
observed 9bd15e4f91dd203f70dcfbef84b51771...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:12.353010ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017146/manifest.json
observed 2d67b49842aa95badaccbf4b8fdea3d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:12.333774ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017146/publication.md
observed 75e1357c80efa4a97440cfdec5f6d41f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:12.317767ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017146/publication.txt
observed 6ad0d477ca8263d81a86f7bfcc355ccf...
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.