OpenTechnical

OT-2026-000024893

Publication integrity record

Single cup vacuum gripper, common isolation valve, two stage ejector, supply line pressure sensor, sustained blow-off before 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-2026-000024893) never changes.

Identity and time

Publication numberOT-2026-000024893 · never reused
Internal UUID01a0ae71-2727-7547-970d-1d187e9991f3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:26.329747Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024893
StatusPUBLIC

Content hashes

Canonical textd70381d2b42b3ea70950e5aaa4c3ddf4b145e8bfe9ffe73a3680b73864a1b350
Markdown0dea3d0417073fe8730cce40b11af6e0a2a2b0534942bb648f4c34c6b91bfa19
PDF
Publication page363cdfba182dc31adc4dea42030afe47a5a53bacf496f4294cf84291817f98c1
Manifest8065b1d6e640136fd472f0d4adf18a5086abb95ac7c055f5694b17a13272eaa7

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
Signaturemc5pJISFW44UfuFOwy6KDfLZmYyvwEz7EV2C44CU8FNREQSx1/sWRsQTgSq6LuXaigOXL7MbFZmuayGkVqGABw==
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

2026-09-17T11:48:13.292622ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024893
observed 363cdfba182dc31adc4dea42030afe47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:13.273950ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024893/manifest.json
observed 8065b1d6e640136fd472f0d4adf18a50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:13.256484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024893/publication.md
observed 0dea3d0417073fe8730cce40b11af6e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:13.237578ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024893/publication.txt
observed d70381d2b42b3ea70950e5aaa4c3ddf4...
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.