OpenTechnical

OT-2026-000063587

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed 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-2026-000063587) never changes.

Identity and time

Publication numberOT-2026-000063587 · never reused
Internal UUID01a0ae8c-f945-7e19-965d-0c063484c809 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063587
StatusPUBLIC

Content hashes

Canonical textd488dcb794d40c4d8e8d602bcddebde7bb60977197c4687803271077f295e89d
Markdown3ed2878aab029550e6412dca61533a88ab2849dab1917f27ce9bbcbb516de676
PDF
Publication page88c16e92ef218091d9592f6d880a5675ed52046a52cfca3b283404db019114af
Manifestb2e35829680e520c4302fa59b69505ebc22f156ac02b2638d98bd6722bd21afb

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
Signatureqgm5A1RfKjgmIlMy0pfDkeQccxrwvrT7U7zLVpvuElAQEvRYgHYznvMuDskaePkM0xnobHaGBu5oURRaLVd1AQ==
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

2026-09-17T10:37:36.169353ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063587
observed 88c16e92ef218091d9592f6d880a5675...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:36.151047ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063587/manifest.json
observed b2e35829680e520c4302fa59b69505eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:36.132703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063587/publication.md
observed 3ed2878aab029550e6412dca61533a88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:36.116345ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063587/publication.txt
observed d488dcb794d40c4d8e8d602bcddebde7...
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.