OpenTechnical

OT-2026-000050012

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed blow-off after 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-2026-000050012) never changes.

Identity and time

Publication numberOT-2026-000050012 · never reused
Internal UUID01a0ae81-fd78-760e-908a-e2f521588280 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:35:49.774136Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050012
StatusPUBLIC

Content hashes

Canonical text93bb06d441668735f07a27f2a2ae2a406ae8fe30a2df4881f2dc5c00d15e2448
Markdown57f11833ba3f94d602d82e9d63c8a5a0134988ec7c0d68a8003cecb7c0ee8a70
PDF
Publication page4cffbbbd434d19eeade1a355f170601a8e420c6718d9cfd439eb9b2d7d6c2505
Manifestf16fe5660e0c3aa0a985efcbf594629bb72ab0716b87c3991785f118b51c4e77

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
Signature3bIZfndfZAq9NQ8/1628H7qZTpodwfcjO/hs34rBqA9DkTxrKP1na0UeyH7hRRC7fk6wq55tGSp/TX4DZLXGAg==
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

2026-09-17T11:01:58.549823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050012
observed 4cffbbbd434d19eeade1a355f170601a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:58.532718ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050012/manifest.json
observed f16fe5660e0c3aa0a985efcbf594629b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:58.513956ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050012/publication.md
observed 57f11833ba3f94d602d82e9d63c8a5a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:58.493950ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050012/publication.txt
observed 93bb06d441668735f07a27f2a2ae2a40...
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.