OpenTechnical

OT-2026-000098469

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, pump fed, 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-2026-000098469) never changes.

Identity and time

Publication numberOT-2026-000098469 · never reused
Internal UUID01a0aea1-e966-7aeb-833c-521744eab8e2 · 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-2026-000098469
StatusPUBLIC

Content hashes

Canonical text12de2d78804f4e0fe3098afd6fcb50403e1694ea8616eb3ebefe87f8512d88eb
Markdowndf550e2a41e785d01b3fb2ba6f1eca05ddbdea777831fc20fb6f54b07e965360
PDF
Publication pagee20d1b0406a344ebc7f560d6d352492439dac18ede3558bc652dce30c668e3e9
Manifestb84a03b33bf21300d76ae389b91bf2c3d3756ae39dfe02f9d4aa1ee2045a7464

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
SignaturejuFL4VQnDs0smciecjI8OzwEjl41XEBIjELzr3btp46HvIX+SzmKz8Xlri8WnTQuyAL48p8rz95ZkGGZxdI0BQ==
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

2026-09-17T09:32:19.962896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098469
observed e20d1b0406a344ebc7f560d6d3524924...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:19.943805ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098469/manifest.json
observed b84a03b33bf21300d76ae389b91bf2c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:19.925534ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098469/publication.md
observed df550e2a41e785d01b3fb2ba6f1eca05...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:19.906802ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098469/publication.txt
observed 12de2d78804f4e0fe3098afd6fcb5040...
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.