OpenTechnical

OT-2026-000009005

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, single stage ejector, sustained 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-2026-000009005) never changes.

Identity and time

Publication numberOT-2026-000009005 · never reused
Internal UUID01a0ae6b-31b8-7a56-b162-adb1ab93224c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009005
StatusPUBLIC

Content hashes

Canonical text09f31b4d05833e0dc315b8430afb9d32fca34dc8020ae3d541dde8dbe84bb7c0
Markdown268f039887497a2a42b6e0b316f0f1dd1d4fbabfdd5d70a220ac98727cc9ac90
PDF
Publication pageae6da522da8db830d71e0d50cc172cdae56ddb60dac7ea004877d9de472f4e4a
Manifest144375b9c00a3e9c5985c9c37d4ae201f60b3549c12600f80062f105680e0868

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
SignatureLktWtmzx0yZZ5M8j7OyI3+vfKHCRddzOxuyfOgocFmTyTIsUHiCwaKanL39dErm0YRZ7attL9jM6DNRT5n7+BQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:38.397446ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009005
observed ae6da522da8db830d71e0d50cc172cda...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:38.377278ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009005/manifest.json
observed 144375b9c00a3e9c5985c9c37d4ae201...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:38.358100ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009005/publication.md
observed 268f039887497a2a42b6e0b316f0f1dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:38.336144ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009005/publication.txt
observed 09f31b4d05833e0dc315b8430afb9d32...
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.