OpenTechnical

OT-2026-000099389

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000099389) never changes.

Identity and time

Publication numberOT-2026-000099389 · never reused
Internal UUID01a0aea2-c973-7a8b-84b7-af7f7497795c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099389
StatusPUBLIC

Content hashes

Canonical texta3f8930fae6018d904ac438b98561ff16af247f6ac180bfe4d44c94fa5d28168
Markdown83255d8aef22b5c7fd418cec494c693685d886878dda4689a6ff87d254185bae
PDF
Publication pageb869163bbd498d6b728d6c20b5159295b75b12ed56a92605be7eafff5d7818ac
Manifest5954f117d38ccca9dcf71454672149837a7d48a113613ac6b5bb3b850cfd3723

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
Signaturep+ShBkZyGDbIHCx/U3bpgBuknzXu/XpvnpQLG76jW3vFYZjebeMYf9jtXsc8iMVp/BuJgLr7ElDajewbzl7lCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:29:09.127184ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099389
observed b869163bbd498d6b728d6c20b5159295...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:09.109442ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099389/manifest.json
observed 5954f117d38ccca9dcf7145467214983...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:09.047456ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099389/publication.md
observed 83255d8aef22b5c7fd418cec494c6936...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:08.982986ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099389/publication.txt
observed a3f8930fae6018d904ac438b98561ff1...
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.