OpenTechnical

OT-2026-000005374

Publication integrity record

Vacuum cup gripper, six outlet manifold, plant vacuum fed, sustained blow off 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-2026-000005374) never changes.

Identity and time

Publication numberOT-2026-000005374 · never reused
Internal UUID01a0a937-05e9-790e-9f6b-395c3851b9ce · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:55:50.637472Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005374
StatusPUBLIC

Content hashes

Canonical textb534b8de85d4fddf35652de30407ce8a841f420c7bacf2120a0dff29a3a82988
Markdownf80282485b9fa66cafe3f7778823c5b8a1acf19d0d38b43da53f23026a035b0c
PDF
Publication page161026d756e813835f3f13f16880cc24c9261e024fdd2f256327fce40269b245
Manifest1dde24d596ee20bdc36a8991965735bf03bb8553b383ed3e9d13acb679207260

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
SignatureypYcFZTIm4XaW32fYpxgltnni76IRMEwqcSFCv3fHp+L9fz2x4BamlRZOwxv2DcLN5/Zbv0VmmDuKNthYBcxBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:07:02Z
batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof
root 8f13af7374aef42943b7bbe6a279c57a...

Independent retrieval

2026-09-16T08:00:16.745032ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005374
observed 161026d756e813835f3f13f16880cc24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:16.730445ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005374/manifest.json
observed 1dde24d596ee20bdc36a8991965735bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:16.715212ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005374/publication.md
observed f80282485b9fa66cafe3f7778823c5b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:16.700733ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005374/publication.txt
observed b534b8de85d4fddf35652de30407ce8a...
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.