OpenTechnical

OT-2026-000062579

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, two stage ejector, manifold 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-2026-000062579) never changes.

Identity and time

Publication numberOT-2026-000062579 · never reused
Internal UUID01a0ae8c-0ac1-75dc-a533-76f3483cf087 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062579
StatusPUBLIC

Content hashes

Canonical text3401977488f13974e3884318bf62a63f5bd08b1eb01fce41a167eec6c8efc0bb
Markdownd07b3383435ebe95d8a39d9e87c8805fc1e9fe610ddc6a9cbb110d77f9702bcb
PDF
Publication page7c181c0cbab264cc2af8a7412a9816f69a1a022e9690d0bb2e0f50a88b11caae
Manifest11ef7473eedacdf8f8df46beb76d0f44c4b6fbdd34db500e8e0a3be9fdf2a79d

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
SignaturecK1wvbdVUNjhZEy+rD6v+skNCAMCbnpcpViKe0vErPZCpDh2Ux2IMnUt50hoo65W/ouH6JtI90fLuTV5lW+kAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:40:04.006336ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062579
observed 7c181c0cbab264cc2af8a7412a9816f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:03.986073ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062579/manifest.json
observed 11ef7473eedacdf8f8df46beb76d0f44...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:03.964704ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062579/publication.md
observed d07b3383435ebe95d8a39d9e87c8805f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:03.944537ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062579/publication.txt
observed 3401977488f13974e3884318bf62a63f...
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.