OpenTechnical

OT-2026-000013127

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, 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-2026-000013127) never changes.

Identity and time

Publication numberOT-2026-000013127 · never reused
Internal UUID01a0ae6d-6fc8-7297-b8d7-b68c30fb7fe7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:22.837188Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000013127
StatusPUBLIC

Content hashes

Canonical textca9462eef5c51e5a85dfd07b7bfcd8bf0a1b6cfed13f523e17668c4762649dbb
Markdown5dd30cfb858a0af673f9424b3fe7a4a32d31f7e6b8e05a4e0f716deeabf97006
PDF
Publication page25cd3027e3fb025a545a9ec4e6b9d3fbb62ebcdb5ff5fa6dfe3daf209b720eae
Manifestbb88ff5e69d1162f5fd29bc74b7bc752aa4d12ee30eb8701f7d6903af48a9054

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
SignatureDEG+yo+mLaCOgMRjlS0g+8ZFUvhFfL1puKZGMFGb2jBES/XzopbFGwsWkqJV9VhXXyUZufXw3Ja4d0efCp9uAA==
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

2026-09-17T12:09:25.047776ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013127
observed 25cd3027e3fb025a545a9ec4e6b9d3fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:25.028743ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013127/manifest.json
observed bb88ff5e69d1162f5fd29bc74b7bc752...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:25.010532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013127/publication.md
observed 5dd30cfb858a0af673f9424b3fe7a4a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:24.990264ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013127/publication.txt
observed ca9462eef5c51e5a85dfd07b7bfcd8bf...
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.