OpenTechnical

OT-2026-000040770

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, pump fed, manifold pressure sensor, pulsed blow-off after set-down

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-2026-000040770) never changes.

Identity and time

Publication numberOT-2026-000040770 · never reused
Internal UUID01a0ae79-6d0f-719f-8149-dbfafe8a6499 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040770
StatusPUBLIC

Content hashes

Canonical text4c6da223ab25bc2a1b6ea3a38891d341a9c3f78456b578b7a6668753ede4ce61
Markdownac71a055215d1a54fb71b41cdbef506b79f70c8f5b2771c273965b80f6e845a5
PDF
Publication pagefd9802657364d8504f3ac5d71033b94c172dc710f5ef488bbc7110c8c8cb051a
Manifest1e2972da777e48ccc0c4dda530bd61ad0431d11a98cdca63f86a0a2bf7760ead

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
SignaturesaoY+p4J5lDnlTfwRgVyx10CSDuZOSL0PfSms5qwiX5u6515gDK+X+xvGcrdsAyCh2ZCs5GWr8tmp1ufW47+Cw==
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

2026-09-17T11:20:04.273537ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040770
observed fd9802657364d8504f3ac5d71033b94c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:04.256776ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040770/manifest.json
observed 1e2972da777e48ccc0c4dda530bd61ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:04.239563ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040770/publication.md
observed ac71a055215d1a54fb71b41cdbef506b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:04.220447ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040770/publication.txt
observed 4c6da223ab25bc2a1b6ea3a38891d341...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:32.139966ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040770
observed fd9802657364d8504f3ac5d71033b94c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:32.123756ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040770/manifest.json
observed 1e2972da777e48ccc0c4dda530bd61ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:32.107041ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040770/publication.md
observed ac71a055215d1a54fb71b41cdbef506b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:32.089190ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040770/publication.txt
observed 4c6da223ab25bc2a1b6ea3a38891d341...
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.