OpenTechnical

OT-2026-000014751

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, 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-2026-000014751) never changes.

Identity and time

Publication numberOT-2026-000014751 · never reused
Internal UUID01a0ae6d-d093-7cbf-908d-d9a0db775a97 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014751
StatusPUBLIC

Content hashes

Canonical text6896d6e8b1eac477275fcc582a01d14f7bc4b1ea1263e616bf7d85e5bfbc21d2
Markdown64c788a2196336ee79ff8e2244b137bbf79ac316c7e616fb0c1324322f80822f
PDF
Publication page0b06b46f5090e9cadb3e8a8cff6d357fba4d2f6843f2d1c81d4adc0de266f8fd
Manifestceea808f11a5fb9cb90915a77f218dd9687a89ed5735bf092d032d42f18cd215

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
Signaturemk0+h0fjxoMyRaerf/WzWvF4KpPHdRANgsxV/GUo0m0rjRe7Rd2F7GxAmkRyySY+cQ49QaVJ/CpjWlWrxWaGDg==
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

2026-09-17T12:06:37.938042ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014751
observed 0b06b46f5090e9cadb3e8a8cff6d357f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:37.910491ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014751/manifest.json
observed ceea808f11a5fb9cb90915a77f218dd9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:37.891528ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014751/publication.md
observed 64c788a2196336ee79ff8e2244b137bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:37.874334ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014751/publication.txt
observed 6896d6e8b1eac477275fcc582a01d14f...
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.