OpenTechnical

OT-2026-000086689

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, single stage ejector, sustained 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-2026-000086689) never changes.

Identity and time

Publication numberOT-2026-000086689 · never reused
Internal UUID01a0ae9a-2c99-769a-af18-31bc223bad3d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:14.823225Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086689
StatusPUBLIC

Content hashes

Canonical text2f46180321b2724675ce41dfa4f5094cebdeca5f9749a412e54ff8ebfbeae0eb
Markdownb0ba76d4d88853fc0adeadb8b99a8b267b04591f1e9b06ec7f62fc3dbd60ddbd
PDF
Publication pageb0d7ca87fe9e0615d5dfc15c24c444a77f934a6fd4ae85b451c4548c28e505c7
Manifestd876f5d0c759e213144de0f270e172814fb9000105c16c913a6558a5a3bbb9ee

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
SignatureK+3ZfPIWqW7BEQ7u3dHZX0ptzUGuSl3rsyjDTySdr8roRT2uFx/ghd2KuhZciPymvyqN7Ro7Gj99UbNoGsPJBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:52:33.478566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086689
observed b0d7ca87fe9e0615d5dfc15c24c444a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:33.461250ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086689/manifest.json
observed d876f5d0c759e213144de0f270e17281...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:33.443621ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086689/publication.md
observed b0ba76d4d88853fc0adeadb8b99a8b26...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:33.427360ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086689/publication.txt
observed 2f46180321b2724675ce41dfa4f5094c...
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.