OpenTechnical

OT-2026-000102361

Publication integrity record

Four cup vacuum gripper, four zone face, common isolation valve, pump fed, pulsed blow-off after set-down

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-2026-000102361) never changes.

Identity and time

Publication numberOT-2026-000102361 · never reused
Internal UUID01a0aea4-8589-746a-b763-547d0dddc9f3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102361
StatusPUBLIC

Content hashes

Canonical text32e67e6fe8e5a2f0bede4bcd72898919ed31f091fa8412311f1ba40e364afe28
Markdown229bd813b9d4593f2152dcaf7373956d86938aee4d230d5af6d8ba6087cc6550
PDF
Publication page93066b001f6e6237aa9766ff917c9637b0e700c9aabb0434492041f99ec4a5a2
Manifestef29c67b833074a497cf914272a2e91070fa86fa4e56eff3bebdcdd63f9d5ed8

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
SignatureolkhMdSiZFN/y8pK39OurGV0e/XUoZfjXSKhcih2cOvZyGrD7W8BtlnDzExbodWEUJzI8FiLG4jjmPEKEU5cAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:23:41.912366ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102361
observed 93066b001f6e6237aa9766ff917c9637...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:41.894909ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102361/manifest.json
observed ef29c67b833074a497cf914272a2e910...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:41.877798ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102361/publication.md
observed 229bd813b9d4593f2152dcaf7373956d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:41.859670ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102361/publication.txt
observed 32e67e6fe8e5a2f0bede4bcd72898919...
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.