OpenTechnical

OT-2026-000082993

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, three stage ejector, 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-2026-000082993) never changes.

Identity and time

Publication numberOT-2026-000082993 · never reused
Internal UUID01a0ae97-c961-7ddb-8945-9377033f7ee2 · 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-2026-000082993
StatusPUBLIC

Content hashes

Canonical text879773615292fbd72a284ab9dc57252fa364dadd50a40f94370bd088248419b6
Markdown4fb3f6c5933f7348b5ba66e7582f115b2668865ee9cea660ba6bec96759b6eb6
PDF
Publication page227700b450669d541b6104512b8ab21ed3e2926e5da407817c532c6b595ed603
Manifestb94a08bf1eb26a74cc79267c509506851bbe2558857996c5dc12a65e9294bbfa

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
SignatureBzygJJZ1jdqSlm+RPAGsAhqlSpbJ7z0RrsAPs8OQCLA8nNANS9j0KjqGdkdhUq9sg7oAmQ/NIz4z4W0sinIfBg==
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

2026-09-17T09:00:04.060804ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082993
observed 227700b450669d541b6104512b8ab21e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:03.915945ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082993/manifest.json
observed b94a08bf1eb26a74cc79267c50950685...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:03.894834ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082993/publication.md
observed 4fb3f6c5933f7348b5ba66e7582f115b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:03.876223ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082993/publication.txt
observed 879773615292fbd72a284ab9dc57252f...
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.