OpenTechnical

OT-2026-000041892

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, pump fed, pulsed blow-off after 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-2026-000041892) never changes.

Identity and time

Publication numberOT-2026-000041892 · never reused
Internal UUID01a0ae79-e8a6-7ddd-9420-f336bf1311dc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:00.220789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041892
StatusPUBLIC

Content hashes

Canonical text240da6907a60824fc9ab4bedda203a67c4f150a0472d9524c6d8366a69120550
Markdownbb5422ee794c285ceec9eed3836dad9a4323fe0b75e91c89194d82333a3ae3c8
PDF
Publication pagec82592c112482558066136bb87f1aeb49075c048094f565e8f3fe945135ae544
Manifest3dbbfe4cec6d18ca13f198cf5a8506d4f7b784936870fb4b39acf685494be6eb

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
SignaturevttNSZ2dFWv94vY7LlM9U15B2X/HInBi3btffLw+kEPW35i7mnrQ6X4CT54BiLjuLB8K/Q4PLOWUjgmH78QYBw==
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

2026-09-17T11:16:46.234447ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041892
observed c82592c112482558066136bb87f1aeb4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:46.216351ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041892/manifest.json
observed 3dbbfe4cec6d18ca13f198cf5a8506d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:46.198146ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041892/publication.md
observed bb5422ee794c285ceec9eed3836dad9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:46.173000ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041892/publication.txt
observed 240da6907a60824fc9ab4bedda203a67...
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.