OpenTechnical

OT-2026-000103128

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, pulsed blow-off after set-down, on a tool changer

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-2026-000103128) never changes.

Identity and time

Publication numberOT-2026-000103128 · never reused
Internal UUID01a0aea4-be3e-7648-997a-ec168881a534 · 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-2026-000103128
StatusPUBLIC

Content hashes

Canonical text70a06607db66bd5b25cfd99e6ea277935b6752ecf318bd09c224a50659fccca1
Markdown5feb8e810eef5b3203684b20b3a63723054b620ac4f7f36fa7e2e58325f98766
PDF
Publication pagef00d031e7287f5d9104aaa13432261e050949e52454edc66498d9516c6146590
Manifest2a713541b2c818fd0f03b7e4dc223ea79723fbeeeea4aa1d886bdbc393014647

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
SignatureG+iBrhOzTJ/FY7hNvDPbsuMOcKF4B+AcFabN7aZpdDzhmU7kN8MuU5RbN/1ksGVH36AdZ1wvvZ78/JWl8/yFCg==
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

2026-09-17T09:23:15.756499ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103128
observed f00d031e7287f5d9104aaa13432261e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:15.738482ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103128/manifest.json
observed 2a713541b2c818fd0f03b7e4dc223ea7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:15.721558ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103128/publication.md
observed 5feb8e810eef5b3203684b20b3a63723...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:15.703996ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103128/publication.txt
observed 70a06607db66bd5b25cfd99e6ea27793...
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.