OpenTechnical

OT-2026-000079295

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, pump fed, pressure sensor per zone, 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-2026-000079295) never changes.

Identity and time

Publication numberOT-2026-000079295 · never reused
Internal UUID01a0ae96-0b90-7363-8562-0b7e694cb35c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079295
StatusPUBLIC

Content hashes

Canonical text777df1334793425df01198a1bcd379249322a3e36e328010437ccbe5334d71b1
Markdown22b5ef90e0a86a2fe887ab68348fe33cf323c886bef4b072718ffad34b499c6c
PDF
Publication page70578d02fb2813a814a43257b87fa3d969949946593550eb46465e4c2145ad3a
Manifesta085709917f9fb31c44225fe1703103d0a005b8a12de44fd5aec3f21866b3f90

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
SignatureKyKJ5LvM1r23cbqF0nU9EyutzEWEAqqXc0gexRYsCClhsOmTeti8mgiWPc4+4gFnayLXj4aFtk5mfAZe4Z0oDw==
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

2026-09-17T10:04:54.501637ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079295
observed 70578d02fb2813a814a43257b87fa3d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:54.483440ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079295/manifest.json
observed a085709917f9fb31c44225fe1703103d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:54.464602ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079295/publication.md
observed 22b5ef90e0a86a2fe887ab68348fe33c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:54.447807ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079295/publication.txt
observed 777df1334793425df01198a1bcd37924...
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.