OpenTechnical

OT-2026-000015186

Publication integrity record

Foam pad vacuum gripper, three stage ejector, 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-2026-000015186) never changes.

Identity and time

Publication numberOT-2026-000015186 · never reused
Internal UUID01a0ae6d-ef47-7570-bdee-d6b75fa672d7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:55.421510Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015186
StatusPUBLIC

Content hashes

Canonical textcd3e861d284726d55f68eaf63a877ae960cddd4bc37c13972956da951f298947
Markdownd7da8ade5e1a45cddd93b0371a34aa9b0c190f90e1d3ba5d7e1205e4da609a7c
PDF
Publication page5bfc2352b33c61f1608e58de4c63383c96a919e49eb2403fcd79d225e429ddac
Manifeste487aec0ea5cd6f312457b686a85d24f602669557c243e9ae00b0aba0ac1f62d

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
Signatureo7b4JXLmiP51EqxwW2/yPOs+Z6HfvdTfDEyV/srMJPOCg2l0XqEPHAfD6a66giLbKgYUtXnkKLPbvmEg8541Dw==
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

2026-09-17T12:05:48.630146ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015186
observed 5bfc2352b33c61f1608e58de4c63383c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:48.609669ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015186/manifest.json
observed e487aec0ea5cd6f312457b686a85d24f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:48.590806ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015186/publication.md
observed d7da8ade5e1a45cddd93b0371a34aa9b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:48.571149ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015186/publication.txt
observed cd3e861d284726d55f68eaf63a877ae9...
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.