OpenTechnical

OT-2026-000032803

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, 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-2026-000032803) never changes.

Identity and time

Publication numberOT-2026-000032803 · never reused
Internal UUID01a0ae75-4841-754e-be0c-80e0a10ddd0f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032803
StatusPUBLIC

Content hashes

Canonical textb80e36a1d32be94a7a54f7d317af65916989b91e6fd2e8a4fdcb6aec68603e6f
Markdownf9f9ae9dd32f705186eb930e4bd5d4fd2dc3f587b65a0fa4e7eb754de23c9159
PDF
Publication pagecf42c00ad3d973b3b6249bbfb11e8d0a546e9f5b1ddeb9d706abe20946f98e28
Manifest81bfb814a203809d35090dbf5ba58b706a6b2dd356b354e152c2534e2c85f847

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
SignatureWinvFUyYy0ekKpkEd4+SDh8MKb1lWDWqXHmBQMuhzzbrENHcxqY6Q3vFYmsTabjAQMAqd7AdaWLDO93WCMdjDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:32:15.100436ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032803
observed cf42c00ad3d973b3b6249bbfb11e8d0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:15.012291ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032803/manifest.json
observed 81bfb814a203809d35090dbf5ba58b70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:14.993045ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032803/publication.md
observed f9f9ae9dd32f705186eb930e4bd5d4fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:14.971669ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032803/publication.txt
observed b80e36a1d32be94a7a54f7d317af6591...
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.