OpenTechnical

OT-2026-000071118

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, vented before 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-2026-000071118) never changes.

Identity and time

Publication numberOT-2026-000071118 · never reused
Internal UUID01a0ae91-e0eb-7179-9b81-ba6ebb4cd314 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:11.039722Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071118
StatusPUBLIC

Content hashes

Canonical text9ee061bb86e9703cb643cfc5b72df52430dc3dea10e4f8008e0527dff8dae5ea
Markdown90b1dc3adb3cd79868a14c328ffbdb07fb23f33724fa49694d6cc758c3527fd2
PDF
Publication page4e6b283aeb0eeeab71c3f89f1e41292410ae53e5a1f681e305a6bbcd6c02e541
Manifest1540e6955c2f37c37293953b20389353a83cd594741bcf6b65cd8c107a2c6c2b

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
SignatureAMadqNCcfZOaiafoBTp8xKPIXm4XLxEXYRnbmk4OUKITW0yyjcE8C8DhUoiP3aKCPtNoFH3cwxqM+F7fd/DGBw==
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

2026-09-17T10:24:36.728934ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071118
observed 4e6b283aeb0eeeab71c3f89f1e412924...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:36.711889ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071118/manifest.json
observed 1540e6955c2f37c37293953b20389353...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:36.693610ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071118/publication.md
observed 90b1dc3adb3cd79868a14c328ffbdb07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:36.676394ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071118/publication.txt
observed 9ee061bb86e9703cb643cfc5b72df524...
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.