OpenTechnical

OT-2026-000012661

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, 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-2026-000012661) never changes.

Identity and time

Publication numberOT-2026-000012661 · never reused
Internal UUID01a0ae6d-5562-739f-af8f-e9bb7140f34e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:16.019734Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012661
StatusPUBLIC

Content hashes

Canonical text8165c96eadb837ac6b139bdfff37dcc0e6999ece9f110830da605697ff0ed6ba
Markdown2b7d5638fcea6e3104708eae305470fa9246ce5017b20e22f50d2cd8b848981e
PDF
Publication pagee0af0bf0cddc63e62c476258ac032de0fef8ed6edf2472949cf44fea2d036040
Manifest301d0f1e5b8a8bcc39a158bc831cd8639dc977f55847c458b3f3fc203c97bbc1

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
SignatureHbx4B+xqMDF7bnF1PRGBV3gTs2fue5YX4qDqwwLa83NpbtXNQCF/9i+IFPhFOK73FMYzfcNOq1SN6srZ1Q6KDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:10:17.877800ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012661
observed e0af0bf0cddc63e62c476258ac032de0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:17.857780ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012661/manifest.json
observed 301d0f1e5b8a8bcc39a158bc831cd863...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:17.838325ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012661/publication.md
observed 2b7d5638fcea6e3104708eae305470fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:17.819220ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012661/publication.txt
observed 8165c96eadb837ac6b139bdfff37dcc0...
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.