OpenTechnical

OT-2026-000062616

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000062616) never changes.

Identity and time

Publication numberOT-2026-000062616 · never reused
Internal UUID01a0ae8c-0ac1-7a39-a184-832652f453b3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062616
StatusPUBLIC

Content hashes

Canonical text4c8d6878552a45ec20c0f1b05bbd90ad26c633fe31abcda0caddd15fdac29973
Markdowne7ad1d5e69b6b6721d157c2e57254f5f2a6eb1c1a30c4b1faa1a1fd2627eabd2
PDF
Publication page9c43666ce636f78bd25c4eb3f0123ee8305e23d408d5f21d60e2dc3b0f30aecc
Manifeste5363437c27f1b55354d3a13d750589ad9a6724f558f8955ee6d2e983aae2ebb

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
SignaturewKxy2lAwbS/KIJC8sJHDuvPXEkBmhcXTcU+tPrZyvwO08WxVdML3oGtk4GHkMLbGGp6PgGTCJWXXNJ7pkTg7Ag==
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

2026-09-17T10:40:07.339550ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062616
observed 9c43666ce636f78bd25c4eb3f0123ee8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:07.318768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062616/manifest.json
observed e5363437c27f1b55354d3a13d750589a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:07.296807ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062616/publication.md
observed e7ad1d5e69b6b6721d157c2e57254f5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:07.277542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062616/publication.txt
observed 4c8d6878552a45ec20c0f1b05bbd90ad...
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.