OpenTechnical

OT-2026-000041110

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, three stage ejector, sustained 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-2026-000041110) never changes.

Identity and time

Publication numberOT-2026-000041110 · never reused
Internal UUID01a0ae79-b142-7207-90e8-a7f9ed3e22e0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041110
StatusPUBLIC

Content hashes

Canonical text6e672bf7b189627d1336ea5ca452db1d819bd3150700d90332f3083d48c1bec4
Markdown3370a39ed3c2f0be9790e75915023dfea21f5c4a3f60fa36f92b93a808aee7b0
PDF
Publication page8068bb19488d312f33690043fa7686d83bbc3fba5154d1a478bed989697dc033
Manifest8341464bd27cd5a325d9e9ec478236b0bdc1657ecb4ab475f7be7a7fe51636c7

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
SignatureHlfngaIyrdynbkvdSYrG3oo6RtnnmAVcg5gd07dcPlXHUo3sjb5AV3esYtDrXnnCKj+6INFx7yhCaeh7b4FACA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:17:01.903391ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041110
observed 8068bb19488d312f33690043fa7686d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:01.886319ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041110/manifest.json
observed 8341464bd27cd5a325d9e9ec478236b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:01.868167ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041110/publication.md
observed 3370a39ed3c2f0be9790e75915023dfe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:01.849034ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041110/publication.txt
observed 6e672bf7b189627d1336ea5ca452db1d...
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.