OpenTechnical

OT-2026-000079471

Publication integrity record

Three bellows cup vacuum gripper, three zone face, single 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-2026-000079471) never changes.

Identity and time

Publication numberOT-2026-000079471 · never reused
Internal UUID01a0ae96-0b91-7465-bb8c-b1c3b8ae958e · 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-2026-000079471
StatusPUBLIC

Content hashes

Canonical text35617abe344a79e2a9ff6792cd9b94268d50b1bafcf91b279ca21cef39ef9288
Markdowne68faad3a9abff74887979ec8474ca0e0fa61cb94d6d814f45ed5bd0bb00aec0
PDF
Publication page3814de1b2ae8fcf888266e1680667836e03cd800a3058b8769d54a4a7011cfcf
Manifestbb957c01d0b47c5776fd94429d32db3ac645fad334ed8b72c1eeb61826d0a4c9

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
SignaturehAr2pfui825HD5qo6xD0GB3HM1MPN6HnZ83/H+mkY46QvAhqwl8v0Xi4G22nMLRPbyxI/Cf2kQn4mdZwirx/Bg==
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

2026-09-17T10:04:44.799695ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079471
observed 3814de1b2ae8fcf888266e1680667836...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:44.781355ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079471/manifest.json
observed bb957c01d0b47c5776fd94429d32db3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:44.762216ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079471/publication.md
observed e68faad3a9abff74887979ec8474ca0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:44.743457ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079471/publication.txt
observed 35617abe344a79e2a9ff6792cd9b9426...
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.