OpenTechnical

OT-2026-000025899

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, 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-2026-000025899) never changes.

Identity and time

Publication numberOT-2026-000025899 · never reused
Internal UUID01a0ae71-a83f-7bc2-9087-1998d7584415 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025899
StatusPUBLIC

Content hashes

Canonical textcc13a9d7b0f416515c337a6680f0582169b65ef5d8b34fcfd6f68661070ee0a4
Markdownb2a2e95e5c732a5bfbbea214e9284458e41b964c89017971ac339c30cc60f3dd
PDF
Publication pageda6e52214bfdad0a731373a946d793b55323cfd37f0d6a9087f8cc30f4269b2b
Manifestb4577fd6ac6a115516e9a2074202247c5db42cf74272c39b77073707f26c7bff

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
SignatureK9Fz04fnTQX2tkEYjDCmuYWFWAYu+wx+Nl6Yx63tVw3GbsKgWzoik9/ZUNs/LHGSuBPXZ1tKUTzTbp/B6F98Aw==
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

2026-09-17T11:46:14.683233ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025899
observed da6e52214bfdad0a731373a946d793b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:14.665340ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025899/manifest.json
observed b4577fd6ac6a115516e9a2074202247c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:14.650562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025899/publication.md
observed b2a2e95e5c732a5bfbbea214e9284458...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:14.634465ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025899/publication.txt
observed cc13a9d7b0f416515c337a6680f05821...
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.