OpenTechnical

OT-2026-000068043

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, pump fed, supply line pressure sensor, sustained blow-off after set-down

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-2026-000068043) never changes.

Identity and time

Publication numberOT-2026-000068043 · never reused
Internal UUID01a0ae8f-c4fe-7be4-948b-ed4fb8e08495 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:52.812402Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068043
StatusPUBLIC

Content hashes

Canonical text967d5a729ee5b311aa33b378ddb7fa1056906731cdc1e6787ab81b66ad788f11
Markdown6e94f6423e5850e97f690b290ccd6b5b0de9bddddf706bc6717dee5f24d48c6b
PDF
Publication page7167a709ab1477223aa2e14c12582dd53cb7571cc24c5f2b1296f7ae42023b3b
Manifest8be1b33ba15ae68bb1e6ca72ec1d4cb4b6013f85eeb5da2abb331cb619821f46

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
SignatureFq/xruzNg3MWBItapIr8V4Z7my51mnimGIP/w/jeyrSjLz1fVAyjU7GbQ3kQRNuBPTScM3d1DF8FlQEiXR5YAQ==
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

2026-09-17T10:30:36.674321ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068043
observed 7167a709ab1477223aa2e14c12582dd5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:36.656919ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068043/manifest.json
observed 8be1b33ba15ae68bb1e6ca72ec1d4cb4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:36.639040ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068043/publication.md
observed 6e94f6423e5850e97f690b290ccd6b5b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:36.620669ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068043/publication.txt
observed 967d5a729ee5b311aa33b378ddb7fa10...
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.