OpenTechnical

OT-2026-000103941

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, three 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-2026-000103941) never changes.

Identity and time

Publication numberOT-2026-000103941 · never reused
Internal UUID01a0aea5-15e7-7fe3-a72f-1fec5f1e5ff2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:09.781581Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103941
StatusPUBLIC

Content hashes

Canonical text267fbc85712e27c40c6d31a4dd50175929301e0f780fc80e1358b13f7ee155e1
Markdown1cfa5cfe271ca9d5fc6ca4974e99529f01b78fff1ca776120536e3b01e94480e
PDF
Publication pagead01b22e67a94d47b9ae3bc47473d6610257ca6debf6a9345c3b744bf100fb01
Manifest458d3897d1d4b670feb71bb1a4c33da8ad99601dd6445e8097f75c75aeb7276c

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
Signature11YVHZeJ3+HXk45QqnLtd7bM1lrJTHnXqVQT5wLAE3nBys1pRQ+pjSrF3Bk09MVXRaxQ+Xinq4zhhP6u7EEaCQ==
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

2026-09-17T09:21:56.450945ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103941
observed ad01b22e67a94d47b9ae3bc47473d661...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:56.433954ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103941/manifest.json
observed 458d3897d1d4b670feb71bb1a4c33da8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:56.416039ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103941/publication.md
observed 1cfa5cfe271ca9d5fc6ca4974e99529f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:56.400199ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103941/publication.txt
observed 267fbc85712e27c40c6d31a4dd501759...
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.