OpenTechnical

OT-2026-000023216

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, pulsed 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-2026-000023216) never changes.

Identity and time

Publication numberOT-2026-000023216 · never reused
Internal UUID01a0ae70-7267-7acf-8aef-5364a72bbe91 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023216
StatusPUBLIC

Content hashes

Canonical texta29cc277352dfaf4e194a6af5b913adca4a2992a2218b07339579026ab6edc75
Markdowna140fe0ef2cd7ac7523d10eda5201602545b955034a196837d4244777e03cdc9
PDF
Publication page164e4e084dbbee3b305e1b7742b6b71a9e189435645b821ce13e030567cd8f72
Manifest915f9282d54c5e396c253edfc130f149391d634fea171f414f1f0e0cc0bc5cc0

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
SignaturearScjwBnHQEldHMiWEupoPURg80AvhdskK5gjUjJG6Oy0E2Z65wsXFWulWT5YZbkiUkPsa+wS1w5+l9i5wIHBA==
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

2026-09-17T11:51:16.274895ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023216
observed 164e4e084dbbee3b305e1b7742b6b71a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:16.256031ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023216/manifest.json
observed 915f9282d54c5e396c253edfc130f149...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:16.239389ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023216/publication.md
observed a140fe0ef2cd7ac7523d10eda5201602...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:16.222703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023216/publication.txt
observed a29cc277352dfaf4e194a6af5b913adc...
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.