OpenTechnical

OT-2026-000098534

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, 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-2026-000098534) never changes.

Identity and time

Publication numberOT-2026-000098534 · never reused
Internal UUID01a0aea1-e966-711b-953c-415f1d0b9763 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098534
StatusPUBLIC

Content hashes

Canonical text041cb6938857ab8cb5028e235d9b1f0908e20ae91a1272729d0874af550ccc89
Markdownc6d7e4babadc12847e365196a8ba01a4811dd2c52de8cf210be1fc48c99b2c61
PDF
Publication pagef913d196de08db807bcafa87e3b7876b2f2e69236cdcf1df348efceeffaac0cb
Manifest3ebebcc91402b2fcc73c605c3af48c96fedb7fe81dc753349b527ce6779373e6

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
Signature7Frx0tcLcAaY6H6sLSHLDatK9MMlyQExHrkPpQn0BsdtLM9+TlczbgqWhq7JFmlNRhQ4eX3uGVvwBPY7CVgpCw==
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

2026-09-17T09:32:24.774690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098534
observed f913d196de08db807bcafa87e3b7876b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:24.753900ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098534/manifest.json
observed 3ebebcc91402b2fcc73c605c3af48c96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:24.736346ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098534/publication.md
observed c6d7e4babadc12847e365196a8ba01a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:24.717738ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098534/publication.txt
observed 041cb6938857ab8cb5028e235d9b1f09...
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.