OpenTechnical

OT-2026-000012402

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, 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-2026-000012402) never changes.

Identity and time

Publication numberOT-2026-000012402 · never reused
Internal UUID01a0ae6d-39f6-7a7f-9285-8cf3fdf37b51 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:08.998406Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012402
StatusPUBLIC

Content hashes

Canonical text861f5d8177f790278cbf4766793a54f3b1080b64ec05b8d4db36ccdaa4313d22
Markdown5f76c0f34c289d72125b1f22b1269f93ba5c57151e98b99040cb249dfef203b0
PDF
Publication page6e8997f32d96e0715dd9b656cf0ca38cea2ebad073305c4231d82e4b86494db2
Manifest3df99b0aacf7d954f4fba31e727aa81e32766157276147fdec07fd612d5e8400

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
Signature6pJtrG/zTsLnWfLJVqs9VwLRFyRGdJLoclPRQFV946N60Z758dRo+9qhnciwSw/LX707e7pxyZnAH1H1ke4mDA==
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

2026-09-17T12:11:53.718146ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012402
observed 6e8997f32d96e0715dd9b656cf0ca38c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:53.700359ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012402/manifest.json
observed 3df99b0aacf7d954f4fba31e727aa81e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:53.682119ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012402/publication.md
observed 5f76c0f34c289d72125b1f22b1269f93...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:53.662869ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012402/publication.txt
observed 861f5d8177f790278cbf4766793a54f3...
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.