OpenTechnical

OT-2026-000078775

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, plant vacuum 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-2026-000078775) never changes.

Identity and time

Publication numberOT-2026-000078775 · never reused
Internal UUID01a0ae95-ccbc-7015-b19c-bdee1fe03a3a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:28.017032Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078775
StatusPUBLIC

Content hashes

Canonical texte131b5bcd2fede3a94ce9605b6dad4cd3f79488e94fc1236e9f78e218dc9b163
Markdown97671d8fe9147246ee0b1851aead5afc9cc13de8b277234d2933ee33cf4e11d1
PDF
Publication pagefedd54fb25af05eca57d6daaa6ff0e5dc14895674dd4dcf77c4a267982021446
Manifestea0c7d4ef616a4bc20e9f6db811185d0da4598deabd8d14b0766d3d736a9d83e

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
SignatureMIaU1DfS3VORg3GMkbAk6DMbulMbL+sxf4igGYDZQ5T6l2qv2h1amiQYQskkhUEgWu/KbPO/rUwPAvtSTdKXCg==
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

2026-09-17T10:05:33.786828ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078775
observed fedd54fb25af05eca57d6daaa6ff0e5d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:33.766918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078775/manifest.json
observed ea0c7d4ef616a4bc20e9f6db811185d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:33.745159ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078775/publication.md
observed 97671d8fe9147246ee0b1851aead5afc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:33.726020ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078775/publication.txt
observed e131b5bcd2fede3a94ce9605b6dad4cd...
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.