OpenTechnical

OT-2026-000036093

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, manifold 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-2026-000036093) never changes.

Identity and time

Publication numberOT-2026-000036093 · never reused
Internal UUID01a0ae77-01ce-797e-ba6f-e119f277f005 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036093
StatusPUBLIC

Content hashes

Canonical text12340437daab8b0c8ddba873353924eeb20444a9960d409cd6084373f629eb32
Markdownbeacc987eb22935c5efcc2b0f0b77b2fde38b4951f163f9ea81cb37f3e398d5a
PDF
Publication pagec55515943f8ca5e4b38cbc6c062ae365b03bc8fcdc3ee2c2135e79b8aa039205
Manifestfce6a1971e696f3412b2073ca39a93a82e8aef22314ba333583735662161d963

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
Signaturec2gjKYRsdumQCfLyhoBZF8qWxe8ee6jmZATRS5b0mlVD/EKoye1+tlPuTmYhF5c2LNsca/FCTPztUNDdTLsgDg==
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

2026-09-17T11:26:17.047907ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036093
observed c55515943f8ca5e4b38cbc6c062ae365...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:17.032615ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036093/manifest.json
observed fce6a1971e696f3412b2073ca39a93a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:17.016815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036093/publication.md
observed beacc987eb22935c5efcc2b0f0b77b2f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:17.000006ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036093/publication.txt
observed 12340437daab8b0c8ddba873353924ee...
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.