OpenTechnical

OT-2026-000009789

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, two 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-2026-000009789) never changes.

Identity and time

Publication numberOT-2026-000009789 · never reused
Internal UUID01a0ae6b-7565-7ac5-9ad3-4453e78c1ec2 · 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-2026-000009789
StatusPUBLIC

Content hashes

Canonical textdbfb4489d8f9a09bdf99c5c47849098338c234689270e899681913f32ad36fa6
Markdownc06caa159cb1229784d9923ba8d580a5d690a44f79abc64cc7cb768d1ba5fa44
PDF
Publication page7e695cfd2865d5dbb6ea72fa2efedd50a642e617375e6b135c65479a4d426c4e
Manifest9512fab45b8a777b29d7b5ff7df070e1378251868d6d28a453a4623a0670e95c

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
SignatureZ3CaIRoF0v+4kUIrNSV0GFFNMjKZhu9ndXdb23EwDcCqXN8fnrZR0fGME2UhoGfhT9jcu3MTBJcur4HX87TFDw==
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

2026-09-17T12:17:18.427647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009789
observed 7e695cfd2865d5dbb6ea72fa2efedd50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:18.409666ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009789/manifest.json
observed 9512fab45b8a777b29d7b5ff7df070e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:18.391321ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009789/publication.md
observed c06caa159cb1229784d9923ba8d580a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:18.369582ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009789/publication.txt
observed dbfb4489d8f9a09bdf99c5c478490983...
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.