OpenTechnical

OT-2026-000102332

Publication integrity record

Four bellows cup vacuum gripper, four zone face, common isolation valve, single stage ejector, 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-2026-000102332) never changes.

Identity and time

Publication numberOT-2026-000102332 · never reused
Internal UUID01a0aea4-50f4-798d-8116-fcce17b15e1c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:19.361569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102332
StatusPUBLIC

Content hashes

Canonical text3ac2582834c100d9ec9f0796bf04feb74e67da5c1696e83cde182d63d29f6411
Markdownde859a574eb924ec1983da2dba0fa4602b34be0f7d3b4c1d04c87bf1ac46c46a
PDF
Publication page4dd64ac106cc6e560625910db76e6ba908447ce9aa84e2e63879c646c911fb00
Manifest6e3117ec5bea72814e13e4e2a02ec8e630c0b699df2f35ddb8ab11e424f8af22

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
Signature2hglz3W3gn1bGmsjqZhzkhe1J0yyfXWwgoyd33tbz67vGkSD438ib6JJnpIcZMfdHcPV7Rpku8nydBJP8ohCDQ==
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

2026-09-17T09:25:32.304757ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102332
observed 4dd64ac106cc6e560625910db76e6ba9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:32.287954ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102332/manifest.json
observed 6e3117ec5bea72814e13e4e2a02ec8e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:32.269784ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102332/publication.md
observed de859a574eb924ec1983da2dba0fa460...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:32.250960ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102332/publication.txt
observed 3ac2582834c100d9ec9f0796bf04feb7...
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.