OpenTechnical

OT-2026-000017861

Publication integrity record

Six cup vacuum gripper, six outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed 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-2026-000017861) never changes.

Identity and time

Publication numberOT-2026-000017861 · never reused
Internal UUID01a0ae6e-96fb-767e-a204-d4aa437422dc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017861
StatusPUBLIC

Content hashes

Canonical text4f1135f28e5f519165cff0e80145a54cc111fff82889412c2ae81e92161a36a6
Markdown956e3e0a27086a237687b379d2b27474c4ade2e3d32d47a3c69bb459c08fb358
PDF
Publication page1327a31ea81b81df5b31037dc751867b9323506cf0f3f3c9560fb2483685177f
Manifest75e9aa47fb74e7681c7829c831703936fbe518b91044a3ecf0e0d22845ea79c5

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
SignatureXSGXec03xj4KbKdwi/+V4gElZpxVGOIL+mXRKLaSjh1WGR6BYqSabpERKUnEwEGn3hTmWcf/H9f+kts0fLduCQ==
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

2026-09-17T12:01:50.711331ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017861
observed 1327a31ea81b81df5b31037dc751867b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:50.694044ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017861/manifest.json
observed 75e9aa47fb74e7681c7829c831703936...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:50.677570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017861/publication.md
observed 956e3e0a27086a237687b379d2b27474...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:50.660527ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017861/publication.txt
observed 4f1135f28e5f519165cff0e80145a54c...
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.