OpenTechnical

OT-2026-000046053

Publication integrity record

Single cup vacuum gripper, common isolation valve, single stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000046053) never changes.

Identity and time

Publication numberOT-2026-000046053 · never reused
Internal UUID01a0ae7e-0329-7ca6-bde9-ee07f8af183f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:29.080672Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046053
StatusPUBLIC

Content hashes

Canonical texted7383bc7dccf7a11e20379bcd47ab081a9d6c05d2280347e6d77f5821916377
Markdownbed9a8f144f12d46112d7455bdda2824f69c02d2f226ac542328b25940689b8d
PDF
Publication pageba7f9eac9bfed41766c33d36b1c5be7611ee27c856fed68671e4ba229f27822a
Manifest76c6882a5f774394f1df71b088054192a52f75a7ba240f67516df286b398f9b3

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
SignaturegJ2bsnoYSVWdkbpz0yXVhCe3y/FDujiRsF8Pf0NeRuvB3MHat+57NbLiBdzz33R9NOCCKUay353qkuiREfoCAQ==
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

2026-09-17T11:09:00.626168ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046053
observed ba7f9eac9bfed41766c33d36b1c5be76...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:00.605777ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046053/manifest.json
observed 76c6882a5f774394f1df71b088054192...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:00.581988ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046053/publication.md
observed bed9a8f144f12d46112d7455bdda2824...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:00.562044ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046053/publication.txt
observed ed7383bc7dccf7a11e20379bcd47ab08...
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.