OpenTechnical

OT-2026-000093473

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, pump fed, supply line pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000093473) never changes.

Identity and time

Publication numberOT-2026-000093473 · never reused
Internal UUID01a0ae9e-508a-73f4-826b-277fc7fbabe8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093473
StatusPUBLIC

Content hashes

Canonical textfcbc2b33556a3fd7aa2d647134779af4c1edd00f067aae053f5c379e8671f945
Markdownd485c6df56aa478fc1e35abaa0bd221d5205bf8894519b55837d160f305346b9
PDF
Publication pageef48bb0022e9b566cddce0fdcca787bc6c1ba30e9df5e81a4f93c434e343764d
Manifeste9c586fbc0ec13eec1c1e728a7efd0e0f2c47414f42822ed30359a29bc2b2aa3

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
SignatureATwuqSyr7Ob/ldvDLPUyIJt6fQSH6TMvn3Yt7s8+8sGLzJutylQeQIfBHz3Ia1a/BOfyx6w63RTMylZQnpOPDw==
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

2026-09-17T09:40:24.546618ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093473
observed ef48bb0022e9b566cddce0fdcca787bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:24.529753ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093473/manifest.json
observed e9c586fbc0ec13eec1c1e728a7efd0e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:24.512217ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093473/publication.md
observed d485c6df56aa478fc1e35abaa0bd221d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:24.494387ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093473/publication.txt
observed fcbc2b33556a3fd7aa2d647134779af4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:28.651570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093473
observed ef48bb0022e9b566cddce0fdcca787bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:28.633476ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093473/manifest.json
observed e9c586fbc0ec13eec1c1e728a7efd0e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:28.616214ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093473/publication.md
observed d485c6df56aa478fc1e35abaa0bd221d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:28.592317ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093473/publication.txt
observed fcbc2b33556a3fd7aa2d647134779af4...
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.