OpenTechnical

OT-2026-000098047

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, pump fed, supply line pressure sensor, sustained blow-off before set-down

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-2026-000098047) never changes.

Identity and time

Publication numberOT-2026-000098047 · never reused
Internal UUID01a0aea1-92f8-7b9f-a810-6083c08325fc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098047
StatusPUBLIC

Content hashes

Canonical text7f5e2fd64658baa2bc25d2ca29d9b6c71bce0d00158eeb2bd230d5b518b68874
Markdown4ba89f673130aa55989d9329352a28bec54ee1b9dba477aacfaa31eea35cca2f
PDF
Publication page787bc097918889d012b86b76e4ea683a2f77dd55b79d8190748b195c15072af3
Manifest42d206a26aae9e304cc7d91b877f4c4f9c9dae16593d4ecac2e167230fefd94c

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
Signaturepdu+QtEuqFNKf7K+fXvoPrQ4wI7L5EVcg9R4ZLsvisezARhTkbakaq+21hDD3mHqset6mYVmFsOoEc9NqVoqBw==
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

2026-09-17T09:33:13.682679ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098047
observed 787bc097918889d012b86b76e4ea683a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:13.663356ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098047/manifest.json
observed 42d206a26aae9e304cc7d91b877f4c4f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:13.644740ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098047/publication.md
observed 4ba89f673130aa55989d9329352a28be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:13.624509ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098047/publication.txt
observed 7f5e2fd64658baa2bc25d2ca29d9b6c7...
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.