OpenTechnical

OT-2026-000009615

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, pump fed, sustained 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-2026-000009615) never changes.

Identity and time

Publication numberOT-2026-000009615 · never reused
Internal UUID01a0ae6b-7563-7638-b0b0-e2b36fdb886b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009615
StatusPUBLIC

Content hashes

Canonical text12b54c0e016f004fe9a386b30ae594ca7780c332804e03d06c7c570a1ab018ad
Markdownf85349bcf2088483469149dfe84ae6cd845364cb802f134ad7350d423efaa1ce
PDF
Publication page3b15dc98322b46db9426202e70598c11e737f91da83eadbe222e664a9edd84e7
Manifest29a9be911823532ba83829a78966896b5629113ec202ab3104da05bf7e45d7d7

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
SignatureZ3t8102h9R/fYYR60DG+m1EuLMJIzy9heJUDwRxRtp70nknJieZKoytbGYWI7Lasvc73frUjYpx3bx9s6tHQBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:03.978923ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009615
observed 3b15dc98322b46db9426202e70598c11...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:03.957605ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009615/manifest.json
observed 29a9be911823532ba83829a78966896b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:03.935786ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009615/publication.md
observed f85349bcf2088483469149dfe84ae6cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:03.916028ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009615/publication.txt
observed 12b54c0e016f004fe9a386b30ae594ca...
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.