OpenTechnical

OT-2026-000026909

Publication integrity record

Single cup vacuum gripper, pump fed, supply line 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-2026-000026909) never changes.

Identity and time

Publication numberOT-2026-000026909 · never reused
Internal UUID01a0ae72-3452-7e50-9be3-e98a72360470 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:35.358864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026909
StatusPUBLIC

Content hashes

Canonical text3eb0951fcef5898ca1f72bd4612632101f028e24b04cce557289ad78b2378e79
Markdowndf6f4dc63884c0c316f1dc2ca7991ad5561eff4e6f771a28919f8f243010e2ef
PDF
Publication pagee8c5b27932abc2a3d9f61692080cb4e528a1daf48a655cebd64060c18c5c04c0
Manifest350fbdbcdf2682da0e1f43a00f4538ef8b66abf94a44354e159d4e0e5e4510d4

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
SignatureyEpUzbQSxChkiBsOfkwgtItNGqDkHQjVVpdHVbLC0ZqIOMl3zpj0LVAwxjLVilnex38WEH5DcgOXHc4A1LkADQ==
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

2026-09-17T11:43:31.287485ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026909
observed e8c5b27932abc2a3d9f61692080cb4e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:31.268519ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026909/manifest.json
observed 350fbdbcdf2682da0e1f43a00f4538ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:31.249743ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026909/publication.md
observed df6f4dc63884c0c316f1dc2ca7991ad5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:31.230268ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026909/publication.txt
observed 3eb0951fcef5898ca1f72bd461263210...
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.