OpenTechnical

OT-2026-000083711

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, two stage ejector, 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-2026-000083711) never changes.

Identity and time

Publication numberOT-2026-000083711 · never reused
Internal UUID01a0ae98-0417-79dc-bc06-57136dea598a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:53.320528Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083711
StatusPUBLIC

Content hashes

Canonical text9f1d5144689b67fd674e0e1cb6557ae3aa614b155d8c3e95c78443747f013ab1
Markdown6c08092320246e91833bd28ab2db8a4d50ecd32032d39d62b20bf13ad1e8564e
PDF
Publication pagee4997375ffdd69962154586fecf83908f0f1eb9e497b2e2fc3faf6205da8080e
Manifestfb4e9bdc84a6be130ed24f5c6ddb3635b7c4dadc1160a2c2c7be2da2ca3b1b4f

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
SignatureSPr9E8H8fdRamo4McPlODh48QCWF6tkmuVs4h8KJ3R9GTo79oi1uGHWlFaWSoWrVIsMqjkdn2wq11Dw2jz+5Aw==
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

2026-09-17T09:57:20.474433ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083711
observed e4997375ffdd69962154586fecf83908...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:20.457336ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083711/manifest.json
observed fb4e9bdc84a6be130ed24f5c6ddb3635...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:20.440140ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083711/publication.md
observed 6c08092320246e91833bd28ab2db8a4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:20.423771ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083711/publication.txt
observed 9f1d5144689b67fd674e0e1cb6557ae3...
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.