OpenTechnical

OT-2026-000034593

Publication integrity record

Four cup vacuum gripper, four 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-2026-000034593) never changes.

Identity and time

Publication numberOT-2026-000034593 · never reused
Internal UUID01a0ae76-1ed1-7975-874f-0feb8783d424 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034593
StatusPUBLIC

Content hashes

Canonical text68d2eb4617cd1105eec6a2991c10d16421d8f8cec6add46779aad8e2b8af505a
Markdowne9c646760f276f860a1956ed43c5956a459296dcd254fa0fcde6ea60c5951b0a
PDF
Publication page12acc9951e0995c4356b58e69b0224532c29753e0c92d8007b0eeb357741881d
Manifestc667cd5d69d1d3c49f2743fce9e75ad084fa3e9329e2ba7020083219c760b517

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
SignatureqbPD6ZgxwfoqXec/G+8ElFJzpMrHNmdoYPLEMVUJ5wqSQ2eRT4krLQzXCMjDOsRqB9HMMZBO3ndHFT7oJw4+CA==
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

2026-09-17T11:28:58.164512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034593
observed 12acc9951e0995c4356b58e69b022453...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:58.148113ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034593/manifest.json
observed c667cd5d69d1d3c49f2743fce9e75ad0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:58.131878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034593/publication.md
observed e9c646760f276f860a1956ed43c5956a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:58.114889ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034593/publication.txt
observed 68d2eb4617cd1105eec6a2991c10d164...
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.