OpenTechnical

OT-2026-000097279

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, three stage ejector, supply line pressure sensor, 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-2026-000097279) never changes.

Identity and time

Publication numberOT-2026-000097279 · never reused
Internal UUID01a0aea1-01ca-7c3a-a993-c3dffd17f063 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097279
StatusPUBLIC

Content hashes

Canonical text20683f6afdf473071376647eb771ec34fc14da7197ea1a3c8273828f57bb33ee
Markdown10efcc2be1afd5363bfeb396697b9d26b10bcd333777b45a9707f16812e79211
PDF
Publication page38275d1b2e8f8dcb1db064227e629315cd56414dfd906cb0a5b30821892a1367
Manifestb7821dc0008de11ed0a82e72dd657341e34daedbaab94b47b00b88617439f1e9

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
SignatureQIAv/jmhIqFPn9m4/t34i3J7F1crOswcqT36wAb+LCAk0yqTkUqOZXO+RPGSBMvjTfuQxZxN5VQ5ZtK72Ql6BQ==
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

2026-09-17T09:33:32.450608ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097279
observed 38275d1b2e8f8dcb1db064227e629315...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:32.433456ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097279/manifest.json
observed b7821dc0008de11ed0a82e72dd657341...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:32.417708ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097279/publication.md
observed 10efcc2be1afd5363bfeb396697b9d26...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:32.399384ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097279/publication.txt
observed 20683f6afdf473071376647eb771ec34...
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.