OpenTechnical

OT-2026-000039064

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, 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-2026-000039064) never changes.

Identity and time

Publication numberOT-2026-000039064 · never reused
Internal UUID01a0ae78-9672-76da-89ec-cb8525752520 · 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-2026-000039064
StatusPUBLIC

Content hashes

Canonical text68b0f0ab94ff042c3d94f3c3cfdf30fb65e18e42ba662c21c281ec7fe11ea793
Markdown213e9b7105c0e0a0fcdf8c922e123a2cbe18b4e50ac4669bb0fed378b7020512
PDF
Publication page2fb7c1cda961b87c4e45479d4e331ec601b90f0410ebb648714926cba1f4f961
Manifest93ee2e6089e73d3386c5f35b43d1fed5a26cb2da496281a9c70bcd6586f194e0

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
SignatureJrpALyLXzSquhXjA2Ln18sQ03TJ1V2uJYAyGm8zgCpQySdIv54JIScYZ77ErO85LeOyIDQpoiO0/Nqixj3CfBA==
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

2026-09-17T11:20:32.210352ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039064
observed 2fb7c1cda961b87c4e45479d4e331ec6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:32.189940ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039064/manifest.json
observed 93ee2e6089e73d3386c5f35b43d1fed5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:32.171086ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039064/publication.md
observed 213e9b7105c0e0a0fcdf8c922e123a2c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:32.152592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039064/publication.txt
observed 68b0f0ab94ff042c3d94f3c3cfdf30fb...
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.