OpenTechnical

OT-2026-000095562

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, plant vacuum fed, pressure sensor per zone, 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-2026-000095562) never changes.

Identity and time

Publication numberOT-2026-000095562 · never reused
Internal UUID01a0ae9f-8f75-70fd-a2e9-eed05e91850b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095562
StatusPUBLIC

Content hashes

Canonical text92994c176e0299ae49933d8238c277b7429e14a6858ca174af9d1086438d69e1
Markdownad7ae1de7e79655a0ef6127e0f7634a6dc9ee22de46be381ecf9b9372239feee
PDF
Publication page2cbebf91c230267ab78254de7a2fc95b54ccc1696af92f238f2d23a697b64d00
Manifestc44a1a672bbe6972f7da0ad38a2baa76131e1c08c06f045c9f285eeb759889e3

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
SignaturecgnxUevKG2YeMPJqNkMpqJJp+e5KaIvsd2pqfM5Tvw2o4SmmZIFZAXZM6+SrHFrIDmXwCiz+1TLF4sGfvWXXCQ==
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

2026-09-17T09:36:58.664903ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095562
observed 2cbebf91c230267ab78254de7a2fc95b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:58.648523ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095562/manifest.json
observed c44a1a672bbe6972f7da0ad38a2baa76...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:58.631783ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095562/publication.md
observed ad7ae1de7e79655a0ef6127e0f7634a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:58.615821ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095562/publication.txt
observed 92994c176e0299ae49933d8238c277b7...
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.