OpenTechnical

OT-2026-000101744

Publication integrity record

Four bellows cup vacuum gripper, four zone face, 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-2026-000101744) never changes.

Identity and time

Publication numberOT-2026-000101744 · never reused
Internal UUID01a0aea4-0e17-7d66-8547-a3ccbeef0db6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101744
StatusPUBLIC

Content hashes

Canonical textec81f02519e38dd5982b7be2a5afc3f11e607e5ad8e85426c1aa4074096a697c
Markdown4ed6a678af7143f689ef591bfc0c0406a6848f858db16a0d4122a65b775ac2e6
PDF
Publication page6328ac2b6611032104c265f08dc8d3288b7af1b176add0f2cfc43ae0bbb5c4a9
Manifest3d81b5232db1debbf70666a80d35ad9e3ffcc63347091b83585d21b7b05a375f

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
SignaturekiD0kRDSNqDeXGI7M38pW4yUpFZJj4oJrx5FaBRrPtJcIBV+8yTjdk0xnnoHOAMJ2aDjDcXwPQ6IqUk+f8YACw==
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

2026-09-17T09:25:37.670333ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101744
observed 6328ac2b6611032104c265f08dc8d328...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:37.653818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101744/manifest.json
observed 3d81b5232db1debbf70666a80d35ad9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:37.636027ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101744/publication.md
observed 4ed6a678af7143f689ef591bfc0c0406...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:37.616764ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101744/publication.txt
observed ec81f02519e38dd5982b7be2a5afc3f1...
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.