OpenTechnical

OT-2026-000078345

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, two stage ejector, 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-2026-000078345) never changes.

Identity and time

Publication numberOT-2026-000078345 · never reused
Internal UUID01a0ae95-7c27-7f0e-a0ea-561c9db24f8e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:07.483031Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078345
StatusPUBLIC

Content hashes

Canonical textb82c109084c9920c1cdf45eb6ad58472b54be7661e2ebb4fd45f968bf827e9d3
Markdownd8bb4dd8784a2579dba84af2e5ccacb451da7c728dca3a2a365f0227b42986f6
PDF
Publication page423d6b24b3e58baf82165df55dd734c4a3402ec3e896c0899a611e9730c4040c
Manifest2658c285365378e32432acd8432055165d1b436b51603f8f781a3bab04f55145

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
SignaturemSUw8gWUkTzJsFqOKV6r0D9bLKlM9u5YcM9vo30NV0ykKPx+A2E/NZ+5IL+bS0yU1URDefzeuBmQ4BQDndAfBQ==
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

2026-09-17T10:06:18.848950ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078345
observed 423d6b24b3e58baf82165df55dd734c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:18.830560ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078345/manifest.json
observed 2658c285365378e32432acd843205516...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:18.809770ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078345/publication.md
observed d8bb4dd8784a2579dba84af2e5ccacb4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:18.790659ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078345/publication.txt
observed b82c109084c9920c1cdf45eb6ad58472...
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.