OpenTechnical

OT-2026-000037574

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, two 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-2026-000037574) never changes.

Identity and time

Publication numberOT-2026-000037574 · never reused
Internal UUID01a0ae77-b8cf-7fed-86a1-5aa34fb48eb1 · 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-2026-000037574
StatusPUBLIC

Content hashes

Canonical text56f4266782f0695f9b86f47b340919f6bb1bf43c59b2d130d75fbd7e15a3abe3
Markdown9e6cf04469eeb452e0a58ca7947e2424c2f08410959ab89af6e9966b6a84519d
PDF
Publication pagecc1c401847f7ea7f8980cadb39c7513e88d129664240fd648662b6cea195975e
Manifeste0f6ede8f73d6aaad546208b11cb00910e2cee4637f9bd3290d546b15664ff5d

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
SignatureIpqYqy1mj+cTfMfAJTVQz8+rKsrm7wkHEP4qCRo5HCNWgy9CVnBXXNWxlsmwm00XC8nbXMDxi64nV2GIGU9KAQ==
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

2026-09-17T11:24:07.304340ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037574
observed cc1c401847f7ea7f8980cadb39c7513e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:07.285404ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037574/manifest.json
observed e0f6ede8f73d6aaad546208b11cb0091...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:07.268854ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037574/publication.md
observed 9e6cf04469eeb452e0a58ca7947e2424...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:07.249549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037574/publication.txt
observed 56f4266782f0695f9b86f47b340919f6...
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.