OpenTechnical

OT-2026-000005706

Publication integrity record

Vacuum cup gripper, per zone isolation, two outlet manifold, pump fed, contact triggered

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-2026-000005706) never changes.

Identity and time

Publication numberOT-2026-000005706 · never reused
Internal UUID01a0a942-1711-7596-9bac-0c6652eb976a · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:07:55.929425Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005706
StatusPUBLIC

Content hashes

Canonical textf778063b120f418aabf922913f4c90884029506d544bd048a443a6d36fe0cc9c
Markdownf5ed91cd3b29c0c1d69ba97b52985ffb54f7087bd4be3e037613acdd2e7087c1
PDF
Publication page7cab57ba9d2e52af153f8e12dfce37b5bad98135d08303a1bbdec2c8cc124a13
Manifest7b8fefeb2fda770e79f034cb66dfc9ade9710a4567d49a793d5fb0951ef653d0

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
Signaturedh7GMiCFQyCWFku4nPdzjCm3juqIQ9C9Kbyq37rMce3LBcazvza5ziom5VV/w3qhDwn0pHD5DkSL66TXbE/CCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:27:03Z
batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof
root dbe93cb6b2158496df2f60f3b6822537...

Independent retrieval

2026-09-16T08:10:09.433611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005706
observed 7cab57ba9d2e52af153f8e12dfce37b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:09.417647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005706/manifest.json
observed 7b8fefeb2fda770e79f034cb66dfc9ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:09.404077ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005706/publication.md
observed f5ed91cd3b29c0c1d69ba97b52985ffb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:09.385197ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005706/publication.txt
observed f778063b120f418aabf922913f4c9088...
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.