OpenTechnical

OT-2026-000093602

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, pump fed, 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-2026-000093602) never changes.

Identity and time

Publication numberOT-2026-000093602 · never reused
Internal UUID01a0ae9e-508b-727f-a95f-6e49c7861728 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093602
StatusPUBLIC

Content hashes

Canonical text640dda65e4b4cca499bc2043b8e2d5106660c0791ca18399db120d43fada8e30
Markdown595319bdc17d926f9813b06f49228b082df7154d078e8a99a33c31171fea5aea
PDF
Publication pagea576257ed3ae48d25e070ae3ec4cbd43b06cd128f7f923175c9fbadd7201ee56
Manifest8fd8369196dab11c7e750e78a33dfb34cae34ed6c5b3e6bf11d3991eb3669c08

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
Signaturey5loWl14aPRAqKdwxxLHatbLjsW37iqvE4OgZpTdZqzyX18SlBkSAsd5dYBiP9qtWWeOP2whpR0DQwmlvgDYDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:39:38.743338ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093602
observed a576257ed3ae48d25e070ae3ec4cbd43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:38.726795ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093602/manifest.json
observed 8fd8369196dab11c7e750e78a33dfb34...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:38.706984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093602/publication.md
observed 595319bdc17d926f9813b06f49228b08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:38.687863ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093602/publication.txt
observed 640dda65e4b4cca499bc2043b8e2d510...
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.