OpenTechnical

OT-2026-000014177

Publication integrity record

Two cup vacuum gripper, two outlet manifold, two stage ejector, 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-2026-000014177) never changes.

Identity and time

Publication numberOT-2026-000014177 · never reused
Internal UUID01a0ae6d-b279-7c98-86f3-02f2c25fd11a · 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-2026-000014177
StatusPUBLIC

Content hashes

Canonical text871fa64e88a181c748b93f6a76361569701bd4703e6c3d52de5c7acb1c5049f7
Markdown2a5a51e6731a5b7b3dc26ffd551b4ad069051fbd32817221df7cfc13bc83403d
PDF
Publication page110b0f4a5f500e7c93efda033822d20d3094cee569e91607e7ed34caab743d5f
Manifestb9d4643e25486a0e3833ff50b026f8a9bb15a7bdc4c0bb838987325d99a9d010

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
Signatureo8VEMTPAejzt2BL0s1gngnW6icDOBYuZIHNcSneCsnEJgtzqgvicnXdbY+3nqj/iKHQIDbqxNDGc1lHLfVZGAA==
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

2026-09-17T12:07:16.180787ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014177
observed 110b0f4a5f500e7c93efda033822d20d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:16.160960ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014177/manifest.json
observed b9d4643e25486a0e3833ff50b026f8a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:16.140589ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014177/publication.md
observed 2a5a51e6731a5b7b3dc26ffd551b4ad0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:16.122370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014177/publication.txt
observed 871fa64e88a181c748b93f6a76361569...
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.