OpenTechnical

OT-2026-000053160

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000053160) never changes.

Identity and time

Publication numberOT-2026-000053160 · never reused
Internal UUID01a0ae84-a432-7304-ac4e-2d5b228100a9 · 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-2026-000053160
StatusPUBLIC

Content hashes

Canonical text085ea43f0719e0d7b4f9dc9c782172c8cb15418e86ace6784bf18a36e2be645a
Markdownd09f3150f82828bc7c4ce99fd49e36497cc945abeb3fabae63db5ffc7573043d
PDF
Publication page492e06d3d8b10be9190dd26f036f6a8ddfaa658094a855c36c59e8f1acdabaaf
Manifest14a493f8447b812cff452cf1ee89afa5a4d4883d0ad9f2743498e506ba30e8ec

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
SignaturefDT/G7gDm6QOkwy/8mM3ZtM9j3M4MNtdP7+PGChosA/6/V6fOW7EtW/DJNfxR7GgsoNHSHMAAuLCgS1JubrqBQ==
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

2026-09-17T10:56:58.878557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053160
observed 492e06d3d8b10be9190dd26f036f6a8d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:58.858782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053160/manifest.json
observed 14a493f8447b812cff452cf1ee89afa5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:58.840675ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053160/publication.md
observed d09f3150f82828bc7c4ce99fd49e3649...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:58.822150ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053160/publication.txt
observed 085ea43f0719e0d7b4f9dc9c782172c8...
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.