OpenTechnical

OT-2026-000013968

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, pulsed blow-off before 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-2026-000013968) never changes.

Identity and time

Publication numberOT-2026-000013968 · never reused
Internal UUID01a0ae6d-8dea-72f5-8a8d-afeb0406ed04 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:30.489074Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000013968
StatusPUBLIC

Content hashes

Canonical text1f88d6327bec926f1af41a2d01fc638ce2ad57e7d9ee115ce694b3b5aef88d2f
Markdown36a499d49c815e14160bca379405ecbf68fa0f4ff7d5050e24dfcd9a53b76067
PDF
Publication page95af7a4e3e479058ed973df07ab38a13d5c6ec0c802f08decf51ce2f7d3d7d38
Manifest53de7c5aca822639acd91cd74771f53a03813d5bf26234023fe92d2e17247d7f

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
SignatureLKxgMDYPF69DWmbl4lqBuEx57W1brRkqj3hKenXkEeKHoY6b6xr7+b5EKn++U/ESCn01h/HsNl+cYsLC0p7bBQ==
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

2026-09-17T12:09:10.624030ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013968
observed 95af7a4e3e479058ed973df07ab38a13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:10.604051ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013968/manifest.json
observed 53de7c5aca822639acd91cd74771f53a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:10.585621ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013968/publication.md
observed 36a499d49c815e14160bca379405ecbf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:10.567000ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013968/publication.txt
observed 1f88d6327bec926f1af41a2d01fc638c...
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.