OpenTechnical

OT-2026-000082853

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, sustained blow-off before set-down, on a tool changer

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-2026-000082853) never changes.

Identity and time

Publication numberOT-2026-000082853 · never reused
Internal UUID01a0ae97-8cc9-706c-899b-56f98ae60d15 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082853
StatusPUBLIC

Content hashes

Canonical textbc20ac8e6276a1e27ba29462f92f1045a3a18b9ff1bff285b5b0439fadec78a4
Markdown7df5fa4ed28366fe99d1129fe354641127f52ef2f86b65cb3b8974fc222a4c05
PDF
Publication page79816627c213c241669d10c6644a1077e41a85ddb7d2ac084fc7366f7c963aa2
Manifest9c112a520f201e3b8b69e5dfcc0a5dc2754764ec384686db0caf5755f813ecb1

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
Signature7nuw4kJEM3IB8xAwsON+hfA8x3pkLIa4WcrT+LYXUN8rZsDrn8PeS7Bi5rTTt5AV6Eq9P6ZwdpqFLCCPXbktDQ==
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

2026-09-17T09:58:31.847227ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082853
observed 79816627c213c241669d10c6644a1077...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:31.829288ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082853/manifest.json
observed 9c112a520f201e3b8b69e5dfcc0a5dc2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:31.810387ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082853/publication.md
observed 7df5fa4ed28366fe99d1129fe3546411...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:31.793324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082853/publication.txt
observed bc20ac8e6276a1e27ba29462f92f1045...
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.