OpenTechnical

OT-2026-000073532

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, manifold pressure sensor, vented 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-2026-000073532) never changes.

Identity and time

Publication numberOT-2026-000073532 · never reused
Internal UUID01a0ae92-efb9-7496-8add-61edc8699225 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:20.363042Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073532
StatusPUBLIC

Content hashes

Canonical text75bcf26dacc0311277194a52702da0c56bcd163ea7927062795d5d9ea1083ce6
Markdown0ba5dd1d367f7d89238b9c0d4f123d15270bd6cf376e218e08ea36c584c9e105
PDF
Publication pagef045fe922bc1f537c24c02e8448ee753cd1d45fb1ebd85fe8733ef19d38ba6f2
Manifestef1e1dbf094197d318f64bfe67380c5f1a93d15a98d58b55f19fc4e22cd1044b

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
SignatureUqaPrMx80oawP7NufwA3/E+18jAdoBviFxx4bYVYOvtg8bPLbDTUaJAo9Dbddb9BfNGO663tLG2BW5s5HLSyBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:21:42.299059ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073532
observed f045fe922bc1f537c24c02e8448ee753...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:42.281115ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073532/manifest.json
observed ef1e1dbf094197d318f64bfe67380c5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:42.264293ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073532/publication.md
observed 0ba5dd1d367f7d89238b9c0d4f123d15...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:42.247390ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073532/publication.txt
observed 75bcf26dacc0311277194a52702da0c5...
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.