OpenTechnical

OT-2026-000053138

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, two stage ejector, vented 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-2026-000053138) never changes.

Identity and time

Publication numberOT-2026-000053138 · never reused
Internal UUID01a0ae84-a432-70c0-ae88-1e4c348e2202 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:38:43.524202Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053138
StatusPUBLIC

Content hashes

Canonical text40d9558c28977e05f88241338d7955f6851d3645ac6acf3480b4ad96f79c305f
Markdown887f76899dd53f1a0315611c69552d2b055da49394e110bef599fc7a3160df3b
PDF
Publication page5f5f070cdbb06c01a9ce61166d8f98d0d4016848cc29059f57822eebee459ff9
Manifest32d754a8db3c04cc496343829941108c0c1aef30e20434ded6b96fb2aef28b89

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
SignatureiYfLgINUmvZvwcDApbHZ174rZ1pVFz0WddArlPJBEUCoP+44WjXC4vgUcgrjNHec2LV8Su6cgvFPXEMW1gxmBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:56:52.212251ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053138
observed 5f5f070cdbb06c01a9ce61166d8f98d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:52.192531ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053138/manifest.json
observed 32d754a8db3c04cc496343829941108c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:52.172897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053138/publication.md
observed 887f76899dd53f1a0315611c69552d2b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:52.153494ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053138/publication.txt
observed 40d9558c28977e05f88241338d7955f6...
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.