OpenTechnical

OT-2026-000040576

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, sustained blow-off before 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-2026-000040576) never changes.

Identity and time

Publication numberOT-2026-000040576 · never reused
Internal UUID01a0ae79-6d0d-7e6b-b978-ece1b0214f5c · 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-2026-000040576
StatusPUBLIC

Content hashes

Canonical textb69ac308e4ef203afaf31c7bbfe203be287ae4261f83a31e7f857e46c791f10b
Markdowne2eeb349d05f9e56dd9c086a76421a9aa0c2b411979a9672c191d774ab30e086
PDF
Publication pagea24066bcc3cc712c4f912f249f63dec7e409d68d5dd8109ef06cc493e697a92d
Manifest4e9b6a6693974b8dc1d8f17456df1562192edfef4e93819734692412d35fc9f6

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
SignaturepeExswCUYInaTFGYAvVV28m/qsMKWA5qlSKixtXhJ8H4kWsMOxu7T1wV1JRjoevIkxo4Ly5XmONKELNhnEYoDQ==
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

2026-09-17T11:17:44.525785ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040576
observed a24066bcc3cc712c4f912f249f63dec7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:44.506890ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040576/manifest.json
observed 4e9b6a6693974b8dc1d8f17456df1562...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:44.458232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040576/publication.md
observed e2eeb349d05f9e56dd9c086a76421a9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:44.409221ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040576/publication.txt
observed b69ac308e4ef203afaf31c7bbfe203be...
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.