OpenTechnical

OT-2026-000014341

Publication integrity record

Three cup vacuum gripper, three outlet manifold, plant vacuum fed, 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-2026-000014341) never changes.

Identity and time

Publication numberOT-2026-000014341 · never reused
Internal UUID01a0ae6d-b27a-75cb-9d0b-9700d7e09a75 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014341
StatusPUBLIC

Content hashes

Canonical text05e21b08c81fea8e1fea7aad409f5b39983b8941e207e27d43fd19174084165e
Markdownebfe778b8200e03ab8f6218768d6380ba4a4967f21a48f242b7a941ec3bc8cf3
PDF
Publication page925c70a5a39573d0568a8b810f18247efeddd835506b1e06205af40371241ef4
Manifest7a4efebe636bdbd13d184be8cfc22280e7228ab1a543704d93fc8e722d3a4446

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
SignatureXy2QPzOgc6P734vUC+PCo+CmO27fHt+Da2lhZTm1ixmAERvPEBSTcywmOfXx0cxEoYlf7seeeFBQFdkf3V4xBw==
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

2026-09-17T12:10:03.159553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014341
observed 925c70a5a39573d0568a8b810f18247e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:03.137781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014341/manifest.json
observed 7a4efebe636bdbd13d184be8cfc22280...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:03.111469ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014341/publication.md
observed ebfe778b8200e03ab8f6218768d6380b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:03.092227ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014341/publication.txt
observed 05e21b08c81fea8e1fea7aad409f5b39...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:10.799267ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014341
observed 925c70a5a39573d0568a8b810f18247e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:10.781460ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014341/manifest.json
observed 7a4efebe636bdbd13d184be8cfc22280...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:10.764943ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014341/publication.md
observed ebfe778b8200e03ab8f6218768d6380b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:10.746694ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014341/publication.txt
observed 05e21b08c81fea8e1fea7aad409f5b39...
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.