OpenTechnical

OT-2026-000043483

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, three stage ejector, 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-2026-000043483) never changes.

Identity and time

Publication numberOT-2026-000043483 · never reused
Internal UUID01a0ae7b-92ce-7e2f-b990-19052575e0ac · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:49.254972Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043483
StatusPUBLIC

Content hashes

Canonical text566c4a81376a98d971e87aece480fd436f8f1f26a26fa42bf4b6ac358c98e351
Markdown7f7759b69e0c99c0bcc464dfa28938f4715c348a7420a9f789ec54cb836249da
PDF
Publication page0fa0fbb9a83a3a863c7edacc76d60b2e477c94b11f36925dd5eed2efee94ae91
Manifest42bf8331e98095135ad4215988ce1cb20532d0b6f8179bef0bb5b27525fec374

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
SignatureOH0Ny0H0+3gXYRF6FA/njYugTtLgulIO8NAEjdAMpZxeJ7ZxLbJS3sgHF48G3zPa6Ith81fx81LQMg9rREhHDw==
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

2026-09-17T11:12:50.616155ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043483
observed 0fa0fbb9a83a3a863c7edacc76d60b2e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:50.595856ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043483/manifest.json
observed 42bf8331e98095135ad4215988ce1cb2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:50.576405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043483/publication.md
observed 7f7759b69e0c99c0bcc464dfa28938f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:50.557544ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043483/publication.txt
observed 566c4a81376a98d971e87aece480fd43...
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.