OpenTechnical

OT-2026-000044830

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, two stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000044830) never changes.

Identity and time

Publication numberOT-2026-000044830 · never reused
Internal UUID01a0ae7c-911b-7c50-9fb6-59207f2835a0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:54.474009Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044830
StatusPUBLIC

Content hashes

Canonical text8db03570e1b93bfc3fe002e433109ea4d41db720c3a456595315b3b957b6e9ac
Markdown548657c4d3388652eafa8eb73117115d87dd00ecfa1c56d2c499b76546eac720
PDF
Publication page08e8027898554b98eeddf72015c090964eb45b9a07d46b7c8f008c826898dbba
Manifestca99da0446c7258b8f6f6979365c9c85a60cbb299fc47712596b5b980e3cf0fc

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
Signature84UVXru4WTi2ZnTLJrlKSfo9axjeJ3FT8GOdQkWvPu9xawtx3ldAGzuolrGYGqBrdbuaAuTOpsjKT1GMwpe7AA==
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

2026-09-17T11:11:28.147113ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044830
observed 08e8027898554b98eeddf72015c09096...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:28.128734ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044830/manifest.json
observed ca99da0446c7258b8f6f6979365c9c85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:28.110616ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044830/publication.md
observed 548657c4d3388652eafa8eb73117115d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:28.092159ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044830/publication.txt
observed 8db03570e1b93bfc3fe002e433109ea4...
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.