OpenTechnical

OT-2026-000098248

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, plant vacuum 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-2026-000098248) never changes.

Identity and time

Publication numberOT-2026-000098248 · never reused
Internal UUID01a0aea1-e964-7a45-bead-451bcfd86797 · 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-2026-000098248
StatusPUBLIC

Content hashes

Canonical text070f87b2a8d83ed6025884262a634e6baae831787572a26eba93a8aaf9622fb5
Markdown362c456d27add96103555b2251c37fa411b63106b5924cc2efc818bffdaacf28
PDF
Publication page13c272eff523d9d763448bad01165fc971b57976ada926fb4af7725858d7a145
Manifestcfe2dc574f63443378929c4fb71a3aac5b820a150ce2a49b8c943da8152edf0f

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
SignatureXzC3vqXFN2v5kHHGas8jyjXGwPLodfMpw1OdlRLvBrS4jBtoX3YGXs2BDeyLWFag7WFXdz38jehE2ApgKuuiAw==
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

2026-09-17T09:31:26.197841ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098248
observed 13c272eff523d9d763448bad01165fc9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:26.181045ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098248/manifest.json
observed cfe2dc574f63443378929c4fb71a3aac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:26.164333ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098248/publication.md
observed 362c456d27add96103555b2251c37fa4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:26.147373ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098248/publication.txt
observed 070f87b2a8d83ed6025884262a634e6b...
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.