OpenTechnical

OT-2026-000094203

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, pump fed, manifold pressure sensor, 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-2026-000094203) never changes.

Identity and time

Publication numberOT-2026-000094203 · never reused
Internal UUID01a0ae9e-92cc-7a30-a340-9eaeba696956 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094203
StatusPUBLIC

Content hashes

Canonical text4c7d5a7dc616ab2475323a358db31e8b985ea692c9459d2dd310f6addefe6a2a
Markdown808b1ad9973e12ae900aec566ed8cd8ac36a2d36f8b98677185cebb1052a9e0e
PDF
Publication page0cfad11ab0538a41c2545ebea3e5f6e9e8b141903d3b47bd52cf838e23e8550b
Manifest4ac56bcd752704164d7e6cd66f7021e1fdd7eb3b1c88db9b3735cc81c8ea9555

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
Signaturem6oOwlqLfbCAEit+mhrmFVd2DorfskcXqm6Lb+7xYKJAVhGxv+7erzdUkydbTlLbnThUGQqNugEyxm2GsYJCAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:38:40.453599ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094203
observed 0cfad11ab0538a41c2545ebea3e5f6e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:40.435532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094203/manifest.json
observed 4ac56bcd752704164d7e6cd66f7021e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:40.417000ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094203/publication.md
observed 808b1ad9973e12ae900aec566ed8cd8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:40.399821ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094203/publication.txt
observed 4c7d5a7dc616ab2475323a358db31e8b...
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.