OpenTechnical

OT-2026-000037546

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single 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-2026-000037546) never changes.

Identity and time

Publication numberOT-2026-000037546 · never reused
Internal UUID01a0ae77-b8ce-7578-8b1b-7dfd4129aa4a · 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-2026-000037546
StatusPUBLIC

Content hashes

Canonical text5281ae51807bf348e88930059acbf86b4f8c29ab613b590ee755d4f2c032aaa8
Markdownae21b2d35742f10f40cd18ca03f53f8602c9400e09de4ed911a03ddb8b539ca0
PDF
Publication page6e426b734f35d9f31de8b88c03b38e1f06605614759d3d25e798fadd1731197b
Manifesta5d3e56dcc29bde26504f7f1b61adccf5754787dad907e2a6242b080f6b63a63

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
Signaturexg+zkgaBtIzqp1LDAxp/rYf9sLOSsNgFUDZ3k1uz+T90F6ocS7ALy4zkbQ/0g4+Jtz/8osf/d5/cHvOlS+WbCA==
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

2026-09-17T11:24:05.376565ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037546
observed 6e426b734f35d9f31de8b88c03b38e1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:05.360770ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037546/manifest.json
observed a5d3e56dcc29bde26504f7f1b61adccf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:05.343760ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037546/publication.md
observed ae21b2d35742f10f40cd18ca03f53f86...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:05.326763ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037546/publication.txt
observed 5281ae51807bf348e88930059acbf86b...
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.