OpenTechnical

OT-2026-000009590

Publication integrity record

Single cup vacuum gripper, single stage ejector, supply line pressure sensor, 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-2026-000009590) never changes.

Identity and time

Publication numberOT-2026-000009590 · never reused
Internal UUID01a0ae6b-7563-724b-955b-63ccd6323291 · 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-2026-000009590
StatusPUBLIC

Content hashes

Canonical text6201d1e252d73524119eb70099ac367e17e7874a6a75e1fa4b0d24298d9b3f6a
Markdowncd206146d48bfd42776f6c4e71e1d31bda04ccced0bb407ab3dc2e5184c01957
PDF
Publication pagee6b3c651dcbc97431a3cbb09f87731eba3f08dad15f1017dc9067a87222041d3
Manifest289724d6a1814cd69b300df1522fac253b28417e7734a00d936a190a11529bb2

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
SignatureZfkjDI/7+keJIYkkh1NQpenLuYovgOYOnTdcm1xrkn1dKc0fkguhueXhZmFGjgz/fLO8PT++6n1QNbk2up03AA==
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

2026-09-17T12:17:01.966420ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009590
observed e6b3c651dcbc97431a3cbb09f87731eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:01.946064ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009590/manifest.json
observed 289724d6a1814cd69b300df1522fac25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:01.926167ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009590/publication.md
observed cd206146d48bfd42776f6c4e71e1d31b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:01.907087ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009590/publication.txt
observed 6201d1e252d73524119eb70099ac367e...
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.