OpenTechnical

OT-2026-000038538

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, pulsed 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-2026-000038538) never changes.

Identity and time

Publication numberOT-2026-000038538 · never reused
Internal UUID01a0ae78-2d53-7eae-ade7-2e9d0eefba88 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038538
StatusPUBLIC

Content hashes

Canonical text11efcfb3afa904e46e8724973a842e1807f95420094dc784bc87201c5b9c4c66
Markdown63db192eeb86872f8779d3a5bde249e6891eba3fa80bd9580871ac6ec922bb35
PDF
Publication page1be180862aa05f703eac93f9dc0b7889b26c63242ce2cfba32b2bd307e15d785
Manifestdd9fac40afb19dc17a85586dadbf550822e453ab48f57cbfbd5cf9356b74a071

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
SignaturesJ2xrEFtXXG5OQCAiMFoJwauxLUambPYgPHJgZTfcPZus642yWSIXROBrNKCUqEjv8NIQNuyLmmVU/c/lpHDBA==
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

2026-09-17T11:22:47.883417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038538
observed 1be180862aa05f703eac93f9dc0b7889...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:47.865394ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038538/manifest.json
observed dd9fac40afb19dc17a85586dadbf5508...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:47.847962ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038538/publication.md
observed 63db192eeb86872f8779d3a5bde249e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:47.828728ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038538/publication.txt
observed 11efcfb3afa904e46e8724973a842e18...
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.