OpenTechnical

OT-2026-000010239

Publication integrity record

Two cup vacuum gripper, two outlet manifold, pump fed, vented 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-2026-000010239) never changes.

Identity and time

Publication numberOT-2026-000010239 · never reused
Internal UUID01a0ae6b-cb7b-7d9b-a15e-89c7b62f4778 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010239
StatusPUBLIC

Content hashes

Canonical text4cb77f37dc220213d95d289d2f1f7d85cdaff6c16679121c0ea4fbb33d471825
Markdown90e4587d54dc36ddb7e42e7d82deee9fa7f98f131b6c1431e7a7f211d38b785d
PDF
Publication page56370b473a6ba567a36aa28a31b6423dd8c4304366fe4d4c9e57739f35b9d57e
Manifest1ea24127fa628576616c30d5aefe6f8fdc2385315fdd97da8b6969fbe8aa28c4

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
SignatureCpFFSQ6X7ttfHylqjsQwNeNwz8ITcEAhUGfFWassMGsrcW1EsPMyEhJ8c8q2UpLXMDnLkPEKBkPrnnMEXY11Bw==
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

2026-09-17T12:16:22.338868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010239
observed 56370b473a6ba567a36aa28a31b6423d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:22.321884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010239/manifest.json
observed 1ea24127fa628576616c30d5aefe6f8f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:22.302990ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010239/publication.md
observed 90e4587d54dc36ddb7e42e7d82deee9f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:22.284589ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010239/publication.txt
observed 4cb77f37dc220213d95d289d2f1f7d85...
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.