OpenTechnical

OT-2026-000039422

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, pump fed, supply line pressure sensor, pulsed 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-2026-000039422) never changes.

Identity and time

Publication numberOT-2026-000039422 · never reused
Internal UUID01a0ae78-9675-7818-abf0-cb364f9186e0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039422
StatusPUBLIC

Content hashes

Canonical textd12a4826590a2c5a408dfe49df58869e10cedc70f50d0b54bc52d088d6501322
Markdown28e71d65462ec08d916e0885de8224d6df88bae3bc3356f0a48bd183fe867406
PDF
Publication paged209754318c6ef1745552f8353dfa2adeab60368c36936b6f1ae19fd1b08e987
Manifest4a4f25c1055d3c75ac620fa8d0301318f65f50feb0f2b1068b065b88faee7f91

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
SignatureeXr5qjdlTfUSNvCXItHqoVOLkZJo5ZAZCcFGbypYEL16/qaMBLpvJ3ZpQtOK7jhRe7g5ZLT2PVUNe+QMH7a3Dw==
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

2026-09-17T11:21:02.089812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039422
observed d209754318c6ef1745552f8353dfa2ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:02.072160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039422/manifest.json
observed 4a4f25c1055d3c75ac620fa8d0301318...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:02.055832ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039422/publication.md
observed 28e71d65462ec08d916e0885de8224d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:02.037153ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039422/publication.txt
observed d12a4826590a2c5a408dfe49df58869e...
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.