OpenTechnical

OT-2026-000079897

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-2026-000079897) never changes.

Identity and time

Publication numberOT-2026-000079897 · never reused
Internal UUID01a0ae96-4376-7093-b399-7d25a0afe4e7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:58.480954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079897
StatusPUBLIC

Content hashes

Canonical textfefbe45ad286361148a23dfd2e3f6dc3268864bf7a1feb5edf34e6d2e1aa2998
Markdownebe5d5b3dbb05ebfafb796ae093bea8d9d5e5be3df509ade4f3411d68b80cab2
PDF
Publication page9bd4e2dde6eb859669ced7a298204e838046c7a2b604b3abd11b65431d74fdee
Manifestaa5b28733a35ab3a426c9d85f3cf4002daafd1e1a257f20e0681dd1e61579073

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
SignatureCyzG96D7WUg133Zn83IEQDHBvUsAzulXWHihgEEmWz5LrqXB99vQHtjBkmz1NcLLsogLPCrp6bJqZ4c1nqO5DQ==
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

2026-09-17T10:03:47.562415ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079897
observed 9bd4e2dde6eb859669ced7a298204e83...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:47.542439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079897/manifest.json
observed aa5b28733a35ab3a426c9d85f3cf4002...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:47.523108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079897/publication.md
observed ebe5d5b3dbb05ebfafb796ae093bea8d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:47.504066ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079897/publication.txt
observed fefbe45ad286361148a23dfd2e3f6dc3...
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.