OpenTechnical

OT-2026-000039052

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-2026-000039052) never changes.

Identity and time

Publication numberOT-2026-000039052 · never reused
Internal UUID01a0ae78-9672-7f9a-9e69-fb8fe312b2ee · 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-2026-000039052
StatusPUBLIC

Content hashes

Canonical textcaa05c556f3adbbb7b4c8f2475792ae28ec12a1374a27106b8c890774180902e
Markdownf6dedff51eba6ec6eebfe77d5bf0a12f9e353bcb2277ff080a306bbae6ee2b53
PDF
Publication pagecbda3d09997691dbb1d11a2f2a873dfcbd1db3e58121484163a322afe3a7025d
Manifestb7746b442a2aa316a170f19266abaffce7549ea982e70367c1cd0a3e6b6623c0

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
Signaturej8yq2BfU5I7wwHoSR8H0Lrdecb21KBg/GJ6oaHD9GXR5fGjbWBh0DXg36FTtwxVLT94WDTWjKFap4I0twz1vBw==
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

2026-09-17T11:20:24.665586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039052
observed cbda3d09997691dbb1d11a2f2a873dfc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:24.648626ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039052/manifest.json
observed b7746b442a2aa316a170f19266abaffc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:24.631962ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039052/publication.md
observed f6dedff51eba6ec6eebfe77d5bf0a12f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:24.614786ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039052/publication.txt
observed caa05c556f3adbbb7b4c8f2475792ae2...
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.