OpenTechnical

OT-2026-000032759

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, 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-2026-000032759) never changes.

Identity and time

Publication numberOT-2026-000032759 · never reused
Internal UUID01a0ae75-1071-7bcc-96ec-4c0c2173e5da · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032759
StatusPUBLIC

Content hashes

Canonical text7b124004e68e167b459f78b8d91cc3ce6b5376fd659c1ff2fd5900873a2cb2be
Markdownf481fcf2d5fbef331770ab05f8d2f2193bcf939137cd4b2b11a5bc9232f52dcc
PDF
Publication pagee42cc50cc437333ccb57c3c08b580fb08bab7c4d24ed0592f815f54bc482966a
Manifestc1cfa568af61c3bbc4f12d96170bf78ddaa81fe10c892bfd6d49990504cb5ccb

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
Signature13S3k6xUGY2kTCU+uDWQKTbSV58co5JfNq50IMBiY5erJ0OJswZ/g5bLRL6P+vniRUB4i6M1mA8pcgwiLxaJBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:34:23.224496ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032759
observed e42cc50cc437333ccb57c3c08b580fb0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:23.206780ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032759/manifest.json
observed c1cfa568af61c3bbc4f12d96170bf78d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:23.187812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032759/publication.md
observed f481fcf2d5fbef331770ab05f8d2f219...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:23.170036ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032759/publication.txt
observed 7b124004e68e167b459f78b8d91cc3ce...
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.