OpenTechnical

OT-2026-000102541

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, 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-2026-000102541) never changes.

Identity and time

Publication numberOT-2026-000102541 · never reused
Internal UUID01a0aea4-858a-7932-9044-602779943a21 · 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-2026-000102541
StatusPUBLIC

Content hashes

Canonical textd8121da26105dd7a88a81f6fa89d41a9679d84639c391d78f1bf78029b7c0b2b
Markdown78fc0022a599eb509a2abb946b33d86c1a5a25ef96136544ce93e2455e09a5de
PDF
Publication page282a7f69d995d6b58bdf7a87765385eabaa6ac581ae414f4eba4c4ee8469fbe5
Manifest6f2f5a1f64395a95f2ea428f6fbc2f877297674c7b9f9b6b7c9c59c9152c5cdf

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
SignatureWNPJ0xziJusFRgZew8FjUpsL6ckMElDEA3rExi41bBcSXJdarbcv+7dt8ccK1AsfIVlbYQLpnjtz0ge9bwnzAA==
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

2026-09-17T09:24:00.944126ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102541
observed 282a7f69d995d6b58bdf7a87765385ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:00.924669ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102541/manifest.json
observed 6f2f5a1f64395a95f2ea428f6fbc2f87...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:00.905834ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102541/publication.md
observed 78fc0022a599eb509a2abb946b33d86c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:00.882982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102541/publication.txt
observed d8121da26105dd7a88a81f6fa89d41a9...
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.