OpenTechnical

OT-2026-000022408

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, pump fed, manifold pressure sensor, pulsed blow-off before set-down, on a tool changer

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-2026-000022408) never changes.

Identity and time

Publication numberOT-2026-000022408 · never reused
Internal UUID01a0ae6f-f4fd-70a5-ac5c-3907c8554eaa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:07.953226Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022408
StatusPUBLIC

Content hashes

Canonical texta841f38618bb7f4960a7d96e3b92db66b1fd8d45dadb796b03c8256d6c31a544
Markdown1ad3155baa5cba64dc26c5a8f9bdd5208cb5e03ba1f21c428e6a075a074893bf
PDF
Publication page02517c87f694be90c043416876ff6f099001e9d76a9fc2fe358037f27fa537e6
Manifest12784e96f16ab49eb309612ae883d0e4c219a9377d130d953a580069e07ec0d6

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
Signature7HrPZFjKtCZE1wSJ56RdSNKWv7X7x+YcsKDPiUuWuiHtS00HKYDNs7RSy8tUuurohg88iOm0arIZO7Cps++kBg==
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

2026-09-17T11:53:47.623581ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022408
observed 02517c87f694be90c043416876ff6f09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:47.605389ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022408/manifest.json
observed 12784e96f16ab49eb309612ae883d0e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:47.586619ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022408/publication.md
observed 1ad3155baa5cba64dc26c5a8f9bdd520...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:47.567598ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022408/publication.txt
observed a841f38618bb7f4960a7d96e3b92db66...
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.