OpenTechnical

OT-2026-000005955

Publication integrity record

Vacuum cup gripper, per zone isolation, pump fed, pulsed 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-2026-000005955) never changes.

Identity and time

Publication numberOT-2026-000005955 · never reused
Internal UUID01a0a94a-5f2a-7459-8143-cd76cf95b351 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:16:58.668653Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005955
StatusPUBLIC

Content hashes

Canonical text6a585f7ce3aacf8130e4a949e29334f3f71ef5071801dc613e1c2bd390fcf0f0
Markdowneed207ba9be517c83a9a9e620f46686481a47790c07b852d6dfbeb0c72363386
PDF
Publication page0106834c9a1d22a81776b39382cd458a13cce1c9af3ec5ed7a1524ef469bd207
Manifesta962f6abdfb528922ae8ca5f33217fd45297dccb84c5d3f3e19e02ec53b9e5f9

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
Signaturen+UxJwRYDaO7JeYQ4+3FZL0gFeCShd/AGcUza+65eMvsAsrQ73zxSb9kue5gWJWj3CYF3FMtqMNyh3FYPAatCw==
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

2026-09-16T08:20:13.133402ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005955
observed 0106834c9a1d22a81776b39382cd458a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:13.012096ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005955/manifest.json
observed a962f6abdfb528922ae8ca5f33217fd4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:12.991342ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005955/publication.md
observed eed207ba9be517c83a9a9e620f466864...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:12.974232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005955/publication.txt
observed 6a585f7ce3aacf8130e4a949e29334f3...
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.