OpenTechnical

OT-2026-000098364

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four 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-2026-000098364) never changes.

Identity and time

Publication numberOT-2026-000098364 · never reused
Internal UUID01a0aea1-e965-7d69-b887-cec57bc8ad8a · 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-2026-000098364
StatusPUBLIC

Content hashes

Canonical textc94da4abf5e9bf985d08d03958d5d3860c385872d841791c55b508d3f6be9675
Markdownb8365c5f6cfdf17d65362b6af5a8dc892fc6a9a2c93517ad5c94ccd651ec4d1b
PDF
Publication page64b6af5cb4b607e442f5f0f8d6d6fbe08ebb968d2e2af0418577656746fed290
Manifest3c44455cd8dff7fef9e9d58875272215cc5611e1309053f9781259a7bcfcb31c

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
SignatureQqwh3vmovSgPD2CH+dut10Gnpf91GecB8Aclp45UbRCkVwCUB7XW+X+X5SY6414zsYHdKPvDelKREOqYUNapAA==
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

2026-09-17T09:31:35.246216ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098364
observed 64b6af5cb4b607e442f5f0f8d6d6fbe0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:35.228815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098364/manifest.json
observed 3c44455cd8dff7fef9e9d58875272215...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:35.211623ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098364/publication.md
observed b8365c5f6cfdf17d65362b6af5a8dc89...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:35.194046ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098364/publication.txt
observed c94da4abf5e9bf985d08d03958d5d386...
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.