OpenTechnical

OT-2026-000044449

Publication integrity record

Six cup vacuum gripper, six outlet manifold, two stage ejector, supply line pressure sensor, sustained 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-2026-000044449) never changes.

Identity and time

Publication numberOT-2026-000044449 · never reused
Internal UUID01a0ae7c-39d7-76bc-b3c9-ca1e7d864404 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044449
StatusPUBLIC

Content hashes

Canonical text22eddc32728a4073c279a731ef1800fc7168dcf071fe5323ede2fce3cdba10c3
Markdown4de5159f87874ec0e0ead37243408bd5c20732330d60effc907083b0ef026182
PDF
Publication page82501a3ff25c78986182f8975bb7136a92d979ed93cd0ca09e5108207ab4737c
Manifest809adf90ade30e797623f76b88f8e2c5268e16db8c5f3ce52abca535ff3811da

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
SignaturecHqvVNTAqWRQDQLnjF4atWsGsVVnGL5jPRL1i7R4fc626HsA1EAOlbviOyOgoFMVGx2K1vBtzP9GqWPa+Y56AA==
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

2026-09-17T08:30:48.534004ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044449
observed 82501a3ff25c78986182f8975bb7136a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:48.515564ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044449/manifest.json
observed 809adf90ade30e797623f76b88f8e2c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:48.496675ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044449/publication.md
observed 4de5159f87874ec0e0ead37243408bd5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:48.477604ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044449/publication.txt
observed 22eddc32728a4073c279a731ef1800fc...
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.