OpenTechnical

OT-2026-000103292

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, two 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-2026-000103292) never changes.

Identity and time

Publication numberOT-2026-000103292 · never reused
Internal UUID01a0aea4-be3f-71ff-afe9-0a75d5a26dd1 · 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-2026-000103292
StatusPUBLIC

Content hashes

Canonical text75b59ddca1f60b0ae38134f1cd4c3f2705ec505aa6d706685d4d4d9070002f21
Markdown4d96da9b23e7046cbc23f011563155f50ee62cb5329e1ffd548fd98f863eb1de
PDF
Publication pageb1f7682b3e5f7ebd258b4912c943896a65ee37ff7a05dee727afbfc1275c2bd8
Manifest7d2e61df2ab8e6e1e21075a1e79cb4463eafbbbaa5affcba95750602d910d75e

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
Signature0w0FzhNyeOhH7HW1H/ySUAswl8hy7CZ2eQmYPFzHiQoZKIxbJYfsP+Uu+jwzDhgZrP0vbwYiuBqBrR+xNf2QCA==
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

2026-09-17T09:23:32.222888ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103292
observed b1f7682b3e5f7ebd258b4912c943896a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:32.206904ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103292/manifest.json
observed 7d2e61df2ab8e6e1e21075a1e79cb446...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:32.190766ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103292/publication.md
observed 4d96da9b23e7046cbc23f011563155f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:32.174035ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103292/publication.txt
observed 75b59ddca1f60b0ae38134f1cd4c3f27...
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.