OpenTechnical

OT-2026-000009785

Publication integrity record

Three cup vacuum gripper, three zone face, single stage ejector, vented 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-2026-000009785) never changes.

Identity and time

Publication numberOT-2026-000009785 · never reused
Internal UUID01a0ae6b-7565-73ff-a74e-8e11d781a180 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009785
StatusPUBLIC

Content hashes

Canonical textc61054095ee34e1ccddf7179da4eea121c07b1f51ad97017612fd44567a428d4
Markdownc0d3e2407b84dfb9628e891901b17ed73454c8127edef04fcb588cedc51e4710
PDF
Publication page53aeea4926618d8c2523547e89bfc09c7c305bb9f372412e332716a15502b679
Manifestad2d51ba63365594446c55d3a97459bb8a5833791fded228d50ee30d13f3d378

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
SignaturehQgUs6s/iljNLzMueVvTjOHxlpsTn6TwKAL+VOPzJSNB/ZwRlrBb7+V2VPwd6sgLfFG+DA2ccKUo1GwQc9q3Cw==
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

2026-09-17T12:17:18.111734ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009785
observed 53aeea4926618d8c2523547e89bfc09c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:18.094978ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009785/manifest.json
observed ad2d51ba63365594446c55d3a97459bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:18.070305ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009785/publication.md
observed c0d3e2407b84dfb9628e891901b17ed7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:18.043672ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009785/publication.txt
observed c61054095ee34e1ccddf7179da4eea12...
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.