OpenTechnical

OT-2026-000041291

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, single stage ejector, manifold pressure sensor, pulsed 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-2026-000041291) never changes.

Identity and time

Publication numberOT-2026-000041291 · never reused
Internal UUID01a0ae79-b144-779b-9ffc-4bfd578ad7d1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041291
StatusPUBLIC

Content hashes

Canonical text24cac99731050742a05afd6d5b5efa6d6fedb5bdce7a094123ca738dd0147253
Markdown5aa74b26bbb5ccf1e824520d258f89b827075404e270ccd4bb133611da9cc3d4
PDF
Publication pageedded119e113e6d1b7608ef2eca2da88f3b4892eaf148ff9532511d4ec14f493
Manifest930ec8bb06f94a024c11f19820589ca396ccf805c8e20c79fa0e9f9808892715

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
Signature5P00ZW0qEMdVcTI88N8Oa4xCDLTY7YDV3fqsrnfuiTGsZuqrwJgUtvLHVCmCjcRXeu2lXY5Ygh3OlrVZ1aSPDw==
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

2026-09-17T11:17:16.287063ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041291
observed edded119e113e6d1b7608ef2eca2da88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:16.268705ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041291/manifest.json
observed 930ec8bb06f94a024c11f19820589ca3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:16.250730ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041291/publication.md
observed 5aa74b26bbb5ccf1e824520d258f89b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:16.231961ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041291/publication.txt
observed 24cac99731050742a05afd6d5b5efa6d...
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.