OpenTechnical

OT-2026-000082317

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four 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-2026-000082317) never changes.

Identity and time

Publication numberOT-2026-000082317 · never reused
Internal UUID01a0ae97-4d95-7375-b3d9-3392914174d7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082317
StatusPUBLIC

Content hashes

Canonical text20f4ae4038e6200d5334220bde8357047bd92c9bf7fdd3c0c5113e03c9eedf66
Markdown257f301343af39997be3b4d09751fe38bcc236b9b21168532ed7260f6f28ca36
PDF
Publication page41c356a1d64726282006d5a105426ba1cdee5cdfb0bf29911a800102e97477bb
Manifest3ac0cb4d56f5b3abb931e935bc82e8332c6b3b413d15228495670b1bbc7274dc

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
SignaturevhFztUweyXc0JP/ywRsKp3Mp8nBUk4pAUunnxOpoWxfAYifePJhLkmeYZSyHhmIwFDP9j7dylHrhH3avwnNCBA==
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

2026-09-17T09:59:10.959083ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082317
observed 41c356a1d64726282006d5a105426ba1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:10.940622ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082317/manifest.json
observed 3ac0cb4d56f5b3abb931e935bc82e833...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:10.922449ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082317/publication.md
observed 257f301343af39997be3b4d09751fe38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:10.905892ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082317/publication.txt
observed 20f4ae4038e6200d5334220bde835704...
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.