OpenTechnical

OT-2026-000065568

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump 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-2026-000065568) never changes.

Identity and time

Publication numberOT-2026-000065568 · never reused
Internal UUID01a0ae8e-46fa-7ee2-9b16-150a15208010 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065568
StatusPUBLIC

Content hashes

Canonical textc1999b2cbcb0322f93c173b89dbb5fe61c3c97c7b7b3873e01c97885e53d8396
Markdown49435ce2e6a078178ab7e7f541af5aa029412307f263ab7957c6c13c6968398e
PDF
Publication page6bc0e809d16fea0e05eac51cf51b3008052aa5c334ccce30369502ce6831cf16
Manifest149ea3c256e3800323b0fe318410e068bb4719d88878f322b97cb8f10c0a3735

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
SignatureCqyndOpV8T1jnH3xq3JmnuBLUOP3u9H4RuGDK1tW4zJmt8m6w124oBO+ew+/INi6iqfKvheo/2et7QPHGyveAQ==
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

2026-09-17T10:33:54.153203ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065568
observed 6bc0e809d16fea0e05eac51cf51b3008...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:54.123945ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065568/manifest.json
observed 149ea3c256e3800323b0fe318410e068...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:54.073052ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065568/publication.md
observed 49435ce2e6a078178ab7e7f541af5aa0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:53.966754ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065568/publication.txt
observed c1999b2cbcb0322f93c173b89dbb5fe6...
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.