OpenTechnical

OT-2026-000023023

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, three 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-2026-000023023) never changes.

Identity and time

Publication numberOT-2026-000023023 · never reused
Internal UUID01a0ae70-46ec-7dc4-adeb-f15470de9316 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:28.929798Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023023
StatusPUBLIC

Content hashes

Canonical textd50d7fd96413ddfe44fb014f72f6be72f690a746600a6f96bb1aa2a1d1acecf2
Markdownf5d5b2cc724cd70cd719b7b665873e1edeb958bc8a4f5d3beb06c0f9070162fd
PDF
Publication pagecfc2a4aac19f3bb107bb336fa8af22e31056d2f7e86db7669a4c399fea2ee8f8
Manifestdbddc02183466431ffb89d911ace81cccbf0379e025249feac82894c29d01ffe

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
Signaturekbq27dBOvPxK+lDDkDZUXZAn3izWv5oSmGC/e+t3Ftyn+/vEwPU09LU6ik1V3dMZpCntyX5xQUw4RnVqjU4TBQ==
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

2026-09-17T11:52:37.320037ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023023
observed cfc2a4aac19f3bb107bb336fa8af22e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:37.302419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023023/manifest.json
observed dbddc02183466431ffb89d911ace81cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:37.284654ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023023/publication.md
observed f5d5b2cc724cd70cd719b7b665873e1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:37.266340ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023023/publication.txt
observed d50d7fd96413ddfe44fb014f72f6be72...
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.