OpenTechnical

OT-2026-000037656

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, manifold pressure sensor, sustained blow-off before 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-2026-000037656) never changes.

Identity and time

Publication numberOT-2026-000037656 · never reused
Internal UUID01a0ae77-b8cf-7a70-95c8-8b4053c400f9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037656
StatusPUBLIC

Content hashes

Canonical textda6ef6e67b743e44cbba17bb393cc82eaf45802717d94eb0ab424913d95737d6
Markdown575d9cfb3a0763dd3f4031b267566b47cfa5cc99efe8485442c03a2c8fa66d1a
PDF
Publication pagef641ddda8feb148d72186d6b024ad3643d19d8ca0d0948195893aad6abc54ea3
Manifestc91f9347437e7b429f09ed13a146ec43a27ab49749495e80c9c809a3fbf1009b

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
Signature4Q/bwZgaHqp7TERWqkkYxXkJ8NGyKn6cdK1sRMtM8UgtUoLKxOrvjO2Q4VMbGdeF2hk4DtzxH35WQmwqjgrqBw==
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

2026-09-17T11:24:13.757975ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037656
observed f641ddda8feb148d72186d6b024ad364...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:13.740474ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037656/manifest.json
observed c91f9347437e7b429f09ed13a146ec43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:13.721444ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037656/publication.md
observed 575d9cfb3a0763dd3f4031b267566b47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:13.703372ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037656/publication.txt
observed da6ef6e67b743e44cbba17bb393cc82e...
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.