OpenTechnical

OT-2026-000037306

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, pulsed 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-2026-000037306) never changes.

Identity and time

Publication numberOT-2026-000037306 · never reused
Internal UUID01a0ae77-b8cd-746b-bd4e-3eb24db8554b · 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-2026-000037306
StatusPUBLIC

Content hashes

Canonical text349d667e16d8f17cfdc58e4b56a67047d26b103ab760b47b522d4259524870bb
Markdown4d9a5f1d5f630f3c1c5570b5af9c4abdf41094eef3861adf83dbc8c978e86986
PDF
Publication page45e1f590dafe222aa50feb5202cfa2c2f21331dcb4d50007d7f544a3885bc93d
Manifest40abe0ed0cf78715a39cd04b29966e88c95b20478c22cc02861fbf23c5f8ac85

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
Signature8+7TWK77gDppREwhQY+/lP6BiNFEZ7Jcl5jxLllc3jSF9rfloYP6HH07RWNOAIwYrGzKQ5OoEB8K426PXfXyBA==
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

2026-09-17T11:23:35.871509ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037306
observed 45e1f590dafe222aa50feb5202cfa2c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:35.854041ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037306/manifest.json
observed 40abe0ed0cf78715a39cd04b29966e88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:35.836467ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037306/publication.md
observed 4d9a5f1d5f630f3c1c5570b5af9c4abd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:35.816533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037306/publication.txt
observed 349d667e16d8f17cfdc58e4b56a67047...
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.