OpenTechnical

OT-2026-000046763

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, two stage ejector, pressure sensor per zone, 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-2026-000046763) never changes.

Identity and time

Publication numberOT-2026-000046763 · never reused
Internal UUID01a0ae7e-d0f4-7049-baf4-92de59daa21d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046763
StatusPUBLIC

Content hashes

Canonical textea1f3f9e35e9f19a992870034fd95b2b6c7015e20c7b7a9149900ae7304ade57
Markdown9f653033d4200bf9240697277357b0d977ed9cc5efc1716cb926cafdfe7e30d2
PDF
Publication pagefde4f630415d5232aa64e812ad7ca847a56de77ccaf5f67b8a072f20a585af79
Manifesta94bfe2fb10a051853ac185bdc5abc102c44fc14f05054448a3323cf565a9ee8

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
SignatureO6XhjyVnD2iATE6QOFD5Fb8fy/yTxTE+LD1Q+S3A8Fib6t0ZJOocsTTAanFvMFp66dlR7WLtzCn81TwUY/HiAQ==
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

2026-09-17T11:06:49.953540ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046763
observed fde4f630415d5232aa64e812ad7ca847...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:49.935827ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046763/manifest.json
observed a94bfe2fb10a051853ac185bdc5abc10...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:49.917083ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046763/publication.md
observed 9f653033d4200bf9240697277357b0d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:49.899276ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046763/publication.txt
observed ea1f3f9e35e9f19a992870034fd95b2b...
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.