OpenTechnical

OT-2026-000039500

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, 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-2026-000039500) never changes.

Identity and time

Publication numberOT-2026-000039500 · never reused
Internal UUID01a0ae78-d8d2-7daa-8e54-00f3de89fa0e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039500
StatusPUBLIC

Content hashes

Canonical textac4086571427ef268f5b4aaff21466a0a7a835eae3214b5166c99f5b2fa47d35
Markdown76de3fb22b15e6bb3ac1633a3ff041b5eab0a9a20043fb260410a08c3fbf459a
PDF
Publication page5ade5350be4bb6d9672b8c7b59060b9cb0d4cce9e8d9be4815b1bcc62019b7d4
Manifestf6f551d19d46d35c8c881356d937540c256f6961d5c407374e25db4c375214c1

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
SignatureTjsm1dDGlfsKM0T0mCTh2beVf4eruZ+mvwgb5qXpkmZ8XbSrcZ8UrEQDs23ep1YuaVJrmfHa9MJt9Dp4/EAsDA==
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

2026-09-17T11:19:38.016970ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039500
observed 5ade5350be4bb6d9672b8c7b59060b9c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:37.995792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039500/manifest.json
observed f6f551d19d46d35c8c881356d937540c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:37.978284ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039500/publication.md
observed 76de3fb22b15e6bb3ac1633a3ff041b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:37.954799ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039500/publication.txt
observed ac4086571427ef268f5b4aaff21466a0...
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.