OpenTechnical

OT-2026-000037600

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, sustained blow-off before 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-2026-000037600) never changes.

Identity and time

Publication numberOT-2026-000037600 · never reused
Internal UUID01a0ae77-b8cf-7dba-badb-94949aaf1deb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037600
StatusPUBLIC

Content hashes

Canonical textf7e365785f94ab463467ad72426d4e8e086cd58d60c0cc12b05e661cb6f0d9b8
Markdown0e303f5526387d6b782ed2359cd18e7bc0a643c1b7efdf841341894a04584506
PDF
Publication pagebe84854ba5fda0ecc3fa3d172353610943a3f642f94f8f8dee9d5b0953089c4f
Manifesta04860a80c633574f598cb9ee818486aba5ee81e7835efa894406fc286221852

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
SignatureV0jBokBkNHGuuqoH0mr0Rg76pBJxKWRWfAGq7coIKnI7gdS8Fxd66vBSE5gcJHekX+j1JPWV8jP57pehZczJDQ==
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

2026-09-17T11:24:09.325235ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037600
observed be84854ba5fda0ecc3fa3d1723536109...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:09.308630ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037600/manifest.json
observed a04860a80c633574f598cb9ee818486a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:09.291622ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037600/publication.md
observed 0e303f5526387d6b782ed2359cd18e7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:09.274637ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037600/publication.txt
observed f7e365785f94ab463467ad72426d4e8e...
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.