OpenTechnical

OT-2026-000045945

Publication integrity record

Single cup vacuum gripper, single stage ejector, supply line pressure sensor, 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-2026-000045945) never changes.

Identity and time

Publication numberOT-2026-000045945 · never reused
Internal UUID01a0ae7d-8f89-7020-a11c-7667b86acbec · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045945
StatusPUBLIC

Content hashes

Canonical textd9dcc771255721490824ed9104f9116ef9ac32b9f0f73758a9f21c4ebdcc8022
Markdownac2bc507824ea07128bdd4339cebf45aafa098151e0fbeaf24082a643c2e4039
PDF
Publication page7c5dad0295e91b8b2dd9ecee425398fac5af633198a7741c76f797fa1ee9d591
Manifest4567c47385c273ae65a561a63c6cc064633004eef7b28afcca3589611f1060a7

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
SignatureX2S86HApi4XB50EoX6ir/af4Z5gTFlMnzWv9aB1dJMvgHUyuRR+pjoZkSPXUSlOpDZD99Zbo+7ee9qZgLvHADQ==
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

2026-09-17T11:09:51.476138ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045945
observed 7c5dad0295e91b8b2dd9ecee425398fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:51.456578ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045945/manifest.json
observed 4567c47385c273ae65a561a63c6cc064...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:51.435336ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045945/publication.md
observed ac2bc507824ea07128bdd4339cebf45a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:51.416654ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045945/publication.txt
observed d9dcc771255721490824ed9104f9116e...
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.