OpenTechnical

OT-2026-000065052

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, supply line pressure sensor, sustained blow-off after 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-2026-000065052) never changes.

Identity and time

Publication numberOT-2026-000065052 · never reused
Internal UUID01a0ae8d-dec6-7208-846f-44a38a9d9209 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065052
StatusPUBLIC

Content hashes

Canonical text09aeec84d3437d9a75c828937230d1b4984882c268e247b1e626f063080025ca
Markdown9ad23410111de9b8918813d49f608abcd486f06d49d7c990e087d448b34115da
PDF
Publication page868dd2d9f8d33e8c93e1810a7669cbfa96b0f3a2c66b022baeedb9638eef0332
Manifestc0e6a0fcab3e63a000a0e78c39d686da603d96198358711d1f2aea6bacc14d21

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
SignaturetLA4RPRk29xChwcLqrAcQf+Fy6DltlNGgz7Xu80s9wZreLxdxnZJPqLzJFW1aWcounimCcYJfwgOsv6fbk2GAg==
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

2026-09-17T10:36:01.652537ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065052
observed 868dd2d9f8d33e8c93e1810a7669cbfa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:01.634230ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065052/manifest.json
observed c0e6a0fcab3e63a000a0e78c39d686da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:01.616727ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065052/publication.md
observed 9ad23410111de9b8918813d49f608abc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:01.597576ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065052/publication.txt
observed 09aeec84d3437d9a75c828937230d1b4...
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.