OpenTechnical

OT-2026-000102698

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, three stage ejector, pulsed blow-off after 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-2026-000102698) never changes.

Identity and time

Publication numberOT-2026-000102698 · never reused
Internal UUID01a0aea4-858b-7c81-b8f3-fb031b98808a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102698
StatusPUBLIC

Content hashes

Canonical text2672fe1fa4cfb92ebf75d85e9d6668ab5ffe7c620c5e82894ccd2d865613136d
Markdownfd80630622a68c6cf89bface320333c410169f9d995056e944feb87c7b74fdea
PDF
Publication page9d761436c199dbc0e4f7c55bf96fc2bdc5fc5ec9171cc4de79b464c7d5dd6be5
Manifest95740aae233f6b1471d6fe00e82dd249d62a1aa76f21c9f2edeb51376ad535a9

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
Signature3WReKhCi7Cp5ZKnIgbCtiDuNYCspJMAbsmc69DxUMhMKZgPmzHcc2Fjq4EENALB96yYo5sYanMFH3wfVpUAqBg==
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

2026-09-17T09:24:12.550942ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102698
observed 9d761436c199dbc0e4f7c55bf96fc2bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:12.530161ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102698/manifest.json
observed 95740aae233f6b1471d6fe00e82dd249...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:12.511937ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102698/publication.md
observed fd80630622a68c6cf89bface320333c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:12.481099ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102698/publication.txt
observed 2672fe1fa4cfb92ebf75d85e9d6668ab...
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.