OpenTechnical

OT-2026-000009395

Publication integrity record

Single cup vacuum gripper, three stage ejector, supply line pressure sensor, sustained blow-off after set-down

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-2026-000009395) never changes.

Identity and time

Publication numberOT-2026-000009395 · never reused
Internal UUID01a0ae6b-7561-7f65-80b9-e6b07d9af7d8 · 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-2026-000009395
StatusPUBLIC

Content hashes

Canonical textb704a3cd44851d236ca5c1c437155844652defe46723d212ea1fdcb62507a845
Markdowne43fd73a89a6ab2971133730efc8f100dd4f0be00caae4a70ec477d43d55b5b7
PDF
Publication page690ef5354a716c33135f9cf6d75dd042efc78f39ed907cbf21d8c0987e88c1e2
Manifest284319199a8f356a8243cd975938f455174b349481f8598b21ceb41129b49bd5

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
SignatureSCy7HvbEBvEXSMDuVd0KqF/Dig0NhAeLFzNZuTEG5drVDVSANrGJJ0zons1fEC6eAj00zlttKOVWIHb3suDJDw==
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

2026-09-17T12:16:40.353651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009395
observed 690ef5354a716c33135f9cf6d75dd042...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:40.335451ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009395/manifest.json
observed 284319199a8f356a8243cd975938f455...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:40.317820ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009395/publication.md
observed e43fd73a89a6ab2971133730efc8f100...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:40.298300ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009395/publication.txt
observed b704a3cd44851d236ca5c1c437155844...
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.