OpenTechnical

OT-2026-000009215

Publication integrity record

Foam pad vacuum gripper, two stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000009215) never changes.

Identity and time

Publication numberOT-2026-000009215 · never reused
Internal UUID01a0ae6b-31b9-790a-aff6-33ca7a360564 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009215
StatusPUBLIC

Content hashes

Canonical text51168e51c491a2a0a467595d54232f5a0cbd6a613b96aa9d295ff57840fb8f1a
Markdown3f708e42187d292ca809fa8ee886b2d960d825fa0499c4f4e34a6066953319dc
PDF
Publication page9a05da51770bf5856541b803765de4f337ce7d63e6b609c35b83d96913ee7cd0
Manifest6eb9afefba318ea43c800cc9be94817cf7be913717bb04b4e4c811259bb01334

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
SignatureElNGdGpXr5FbCfYlFfEgxvDvbv92OdN3uGIgb26BA8ZumCkh4INHyrtYU709QoHacfAl3mgSWDEc3wiQXij/Aw==
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

2026-09-17T12:17:56.412184ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009215
observed 9a05da51770bf5856541b803765de4f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:56.392586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009215/manifest.json
observed 6eb9afefba318ea43c800cc9be94817c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:56.373590ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009215/publication.md
observed 3f708e42187d292ca809fa8ee886b2d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:56.355148ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009215/publication.txt
observed 51168e51c491a2a0a467595d54232f5a...
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.