OpenTechnical

OT-2026-000101778

Publication integrity record

Foam pad vacuum gripper, four zone face, plant vacuum fed, pulsed blow-off after 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-2026-000101778) never changes.

Identity and time

Publication numberOT-2026-000101778 · never reused
Internal UUID01a0aea4-0e17-7d9e-9636-7d2bd309a35d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101778
StatusPUBLIC

Content hashes

Canonical text1c999c367e7e4bc9911418708dc348926f60e56e3183fe814d356939ed11e6e0
Markdownfaa061cc893c3a28b253b7cc5627937f958a7d21cc2b2d278b757328590c9948
PDF
Publication page10e879588ad2a2245d7f2234c20c4fe6fe0917862a93252bf6207cacd8357f2e
Manifesta2f97bb2e6aed152f9ac13e7b7f224316fabc6fc5ad0582bdcdd9cb82a2b4014

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
SignatureY1uYZdod5/uQ6AkG7q4uve9D6O9rIifGLhepW9rfoUPcUY5HLGm18Vpc1RtUVuabujJ6nicpYOhkhgOrYwmFDA==
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

2026-09-17T09:26:16.381209ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101778
observed 10e879588ad2a2245d7f2234c20c4fe6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:16.360811ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101778/manifest.json
observed a2f97bb2e6aed152f9ac13e7b7f22431...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:16.341761ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101778/publication.md
observed faa061cc893c3a28b253b7cc5627937f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:16.321809ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101778/publication.txt
observed 1c999c367e7e4bc9911418708dc34892...
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.