OpenTechnical

OT-2026-000083168

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, supply line pressure sensor, vented 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-2026-000083168) never changes.

Identity and time

Publication numberOT-2026-000083168 · never reused
Internal UUID01a0ae97-c962-7e85-a6aa-88b54428cfcf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:38.321156Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083168
StatusPUBLIC

Content hashes

Canonical text7038f787506ce35a47ca3cdc9c55de17da35ac8ad5c8a0ad00cfe6f2af3dd94e
Markdowna8add1423e1c03beb0df16ca4d682b219a55ce9ead38ea395bb2fd1b8601b0db
PDF
Publication pagef1d544c75ac9d52853662f7ef687fbbe62a0eb7db42db72225703f5e42fcdd01
Manifest95e3f21a9387d362dc519d1a969f02b83f1500c45436cd54e1fe0b91d753b044

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
Signaturerh10wDly59iYWtg9RmFqaI66E+NqIlVB5V8RBTO9b6P0VGYzDcdx3wM6E/CbvwpBywpVJEGgX+IaSdJ48GI3Dg==
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

2026-09-17T09:00:56.389442ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083168
observed f1d544c75ac9d52853662f7ef687fbbe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:56.372994ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083168/manifest.json
observed 95e3f21a9387d362dc519d1a969f02b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:56.355607ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083168/publication.md
observed a8add1423e1c03beb0df16ca4d682b21...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:56.338679ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083168/publication.txt
observed 7038f787506ce35a47ca3cdc9c55de17...
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.