OpenTechnical

OT-2026-000008133

Publication integrity record

Three cup vacuum gripper, three zone face, two stage ejector, supply line pressure sensor, sustained 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-2026-000008133) never changes.

Identity and time

Publication numberOT-2026-000008133 · never reused
Internal UUID01a0ae6a-908c-7fb6-8cb0-d1337d0b3b02 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:14.564317Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008133
StatusPUBLIC

Content hashes

Canonical text4effcae9e7929ba31260632939247962fc17c9ec04f0bca95156cba1c2286653
Markdownd3f2e8aa802a72bdc6f983d817d6a8fb4e59d3af404597fbc9b9d661f05e74e5
PDF
Publication page1672503dd6416ad66166f1aac825cd235de9908f7670566c2b4bdc223cfc1f9f
Manifest7af518f5190661ee2f9abc0481ec56fd408d5de1daa2dd60ef3deb13a65de129

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+xKjeHRuM3iqAjS/OC92JiGAWWkT8dZX2ff2IXlcjGHk6P64jjNwN2GRy5PopMwR81t5t7nyVEi7+2P2jHPEDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:20:27.449099ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008133
observed 1672503dd6416ad66166f1aac825cd23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:27.425563ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008133/manifest.json
observed 7af518f5190661ee2f9abc0481ec56fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:27.402103ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008133/publication.md
observed d3f2e8aa802a72bdc6f983d817d6a8fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:27.374111ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008133/publication.txt
observed 4effcae9e7929ba31260632939247962...
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.