OpenTechnical

OT-2026-000082164

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, manifold pressure sensor, vented 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-2026-000082164) never changes.

Identity and time

Publication numberOT-2026-000082164 · never reused
Internal UUID01a0ae97-4d93-726e-ab29-9c84fdf31942 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082164
StatusPUBLIC

Content hashes

Canonical textce28ad6b26c28cfc814158d128e6a644402470a364c042120f322f704df4c34f
Markdown789d0160eb5da7db6489f66fee9ff909c4eb45390f182eae31af17ebb90efbd7
PDF
Publication pageafc45f5733f4c05246590e4c2a67f15d2afbc4645f07913430d1744135329b6e
Manifest0c543050443db708dddd55f7ffc218bef4865f34a89a0f0c99cee77f00078427

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
SignatureY5DvdRHKrag7zCw7HZ/joZ5L+Dv8jq5DHgWHEGiOPDC99dPoPgIED612MVpo8tFGRk2rszqs24uzoXX8sDYsDw==
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

2026-09-17T09:58:59.284403ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082164
observed afc45f5733f4c05246590e4c2a67f15d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:59.268243ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082164/manifest.json
observed 0c543050443db708dddd55f7ffc218be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:59.251368ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082164/publication.md
observed 789d0160eb5da7db6489f66fee9ff909...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:59.235082ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082164/publication.txt
observed ce28ad6b26c28cfc814158d128e6a644...
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.