OpenTechnical

OT-2026-000040941

Publication integrity record

Four cup vacuum gripper, four outlet manifold, single stage ejector, sustained 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-2026-000040941) never changes.

Identity and time

Publication numberOT-2026-000040941 · never reused
Internal UUID01a0ae79-6d11-711e-beda-60241e1a588b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040941
StatusPUBLIC

Content hashes

Canonical text751365c7a93863b7324b57ef92f9d271a0ee00001cc071098f57f05d90c0b43f
Markdownda36dda76e691f092cfa11a8ff4b1e1f3952663131ae27e80f165b0fb97e4611
PDF
Publication page01e873959b5e8b5c653b21731d74fc0127b00e3cf1b8783c07cceb6b0e47a346
Manifestef281ecdad0351644f4f995d43c8634b7e05e56d65b6b7e2adff245a94ee22ae

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
Signature5ivSLjOGPgt8QDkaIRmlULchxhgFbvyr6GXy6lGSm2Vf9PQpAIyQcNC1DLTRd3fwCRtjKgxmS2G2CLF0c7F/Dg==
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

2026-09-17T11:20:20.238397ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040941
observed 01e873959b5e8b5c653b21731d74fc01...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:20.219894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040941/manifest.json
observed ef281ecdad0351644f4f995d43c8634b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:20.200596ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040941/publication.md
observed da36dda76e691f092cfa11a8ff4b1e1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:20.185736ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040941/publication.txt
observed 751365c7a93863b7324b57ef92f9d271...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:45.113675ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040941
observed 01e873959b5e8b5c653b21731d74fc01...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:45.096059ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040941/manifest.json
observed ef281ecdad0351644f4f995d43c8634b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:45.077957ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040941/publication.md
observed da36dda76e691f092cfa11a8ff4b1e1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:45.062368ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040941/publication.txt
observed 751365c7a93863b7324b57ef92f9d271...
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.