OpenTechnical

OT-2026-000099390

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, manifold 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-2026-000099390) never changes.

Identity and time

Publication numberOT-2026-000099390 · never reused
Internal UUID01a0aea2-c973-746f-bbb0-3f00bd314470 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099390
StatusPUBLIC

Content hashes

Canonical textfc8a06b7bfe0fd487aff5bf3ac19c8dede8791f0dc3d36806fa8b798d0bca352
Markdown33aa9e3c604e62d5f757efce4d1286d6aee6a82744bef9c2dfa35ef5213afc68
PDF
Publication page8e6f4e507350977f3463b1f8c026ae68f85a077957110f0fcaa36088a7feb1d6
Manifest229b22be66521ce23854be44177b1d5d828dba79bde3675945ba4acec784710b

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
Signatureh6hWgsd0pDOIgg6Cej6ntM0cZHhxo2swtX2kx8vVKXKVlpugVwhR7iBx3dfixYnsFzVdKG9n2YENUmARHbAnDg==
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

2026-09-17T09:29:09.207555ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099390
observed 8e6f4e507350977f3463b1f8c026ae68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:09.189156ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099390/manifest.json
observed 229b22be66521ce23854be44177b1d5d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:09.168367ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099390/publication.md
observed 33aa9e3c604e62d5f757efce4d1286d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:09.147798ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099390/publication.txt
observed fc8a06b7bfe0fd487aff5bf3ac19c8de...
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.