OpenTechnical

OT-2026-000103208

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six 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-2026-000103208) never changes.

Identity and time

Publication numberOT-2026-000103208 · never reused
Internal UUID01a0aea4-be3e-7204-a955-5eb5ca7ce9c0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103208
StatusPUBLIC

Content hashes

Canonical text03ae682446a60ade3a729c9e5c8b46708eb508e5adeee2408b3324f6672d8106
Markdown180831e8408e1135d96c84d9acb2d1f72baa739f1851f8eb33abff734712c2a4
PDF
Publication pagee2aa922af9caf6ddda34050e9e607c6485e39ebb99f8b047f04594eac4faaccc
Manifest2908da89d388b5aefc088dc6920895e8a3974d99abc6c3ef630617e1f5ae60c6

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
Signature+cr1IpuhUiQszYeoThNmtdF4lEsTjvlV4cB5n+qm9Vw6dNml3ZQ6jol5/9JW8sEPdnpo8D7jkWz32I5tbnG6Bw==
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

2026-09-17T09:23:26.130076ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103208
observed e2aa922af9caf6ddda34050e9e607c64...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:26.113911ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103208/manifest.json
observed 2908da89d388b5aefc088dc6920895e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:26.095088ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103208/publication.md
observed 180831e8408e1135d96c84d9acb2d1f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:26.077518ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103208/publication.txt
observed 03ae682446a60ade3a729c9e5c8b4670...
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.