OpenTechnical

OT-2026-000098967

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, manifold 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-2026-000098967) never changes.

Identity and time

Publication numberOT-2026-000098967 · never reused
Internal UUID01a0aea2-8286-7a20-94c9-0e509b6811ba · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098967
StatusPUBLIC

Content hashes

Canonical text663c657f5422eaa2ee0d7d791f88f39233bb45b48e0325b5d0aa423893283b6b
Markdown484d5a0a6c54d1a380bf256237e2f8378998bcfe4e8e787f36f649141f74cbda
PDF
Publication page43f06265beeea51ae7cb9b3a69cea55ee6b1b8df03ec9418fc6c2e3b9734b52d
Manifest1bbd51335cee7c9099a1427ffb1b1f6cc82ed6177a1f14e43227a3d86b2a6a3d

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
SignaturegHRG6gyznhow/mIm+fIDIgJIbMuK/E8K8kOzFaueuetlnEDsrFhjePcGRh3DhPI4lm+3BpGH+8Tp7KvXxwjfDA==
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

2026-09-17T09:30:02.621911ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098967
observed 43f06265beeea51ae7cb9b3a69cea55e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:02.606023ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098967/manifest.json
observed 1bbd51335cee7c9099a1427ffb1b1f6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:02.589645ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098967/publication.md
observed 484d5a0a6c54d1a380bf256237e2f837...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:02.574734ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098967/publication.txt
observed 663c657f5422eaa2ee0d7d791f88f392...
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.