OpenTechnical

OT-2026-000102827

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, plant vacuum fed, pulsed blow-off after 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-2026-000102827) never changes.

Identity and time

Publication numberOT-2026-000102827 · never reused
Internal UUID01a0aea4-858c-7c03-8e60-a99c5b23c13a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102827
StatusPUBLIC

Content hashes

Canonical text8476c32dc90380e3fd21d9dbdd0506e803354f85d08391ecb283deba8560ba54
Markdowne1c7cb95397341366f54cfeec7a10bb28abe154acf37b94c239ef8a2bd119a27
PDF
Publication pagefea7c35a5da8242b2a12ba1b589cc447aa7460795dff8ea814fb689f02d03716
Manifest2cc0956bd4dac3646089be383850918eabe3dfeb925fa7ef3754c0362cdfb12c

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
SignaturePmopvwXEk8u+9tvcD2nhg8gdyTuMnI0zKoYM6IIaHH5SbVoxvJ0HJWWDVqc5FiKC4Zumy0yMF3LEU7CAgp+PBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:24:21.745728ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102827
observed fea7c35a5da8242b2a12ba1b589cc447...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:21.727305ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102827/manifest.json
observed 2cc0956bd4dac3646089be383850918e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:21.709947ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102827/publication.md
observed e1c7cb95397341366f54cfeec7a10bb2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:21.692751ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102827/publication.txt
observed 8476c32dc90380e3fd21d9dbdd0506e8...
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.