OpenTechnical

OT-2026-000062741

Publication integrity record

Six cup vacuum gripper, six outlet manifold, plant vacuum fed, supply line pressure sensor, 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-2026-000062741) never changes.

Identity and time

Publication numberOT-2026-000062741 · never reused
Internal UUID01a0ae8c-6389-716f-9486-1f4686e1e96c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:11.271900Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062741
StatusPUBLIC

Content hashes

Canonical text9e865e135afdc2d10223485bebf9d325a33189d1a4b80cc4fcd94d523bcc457a
Markdown3c4f4dacf00bee8fd9d7fd6bab3fb24cc4d2c1620c88a4d25b3c3e22222863da
PDF
Publication page8f4cd77a633be112c7b96cd5a42f4501504c3fbb7d77d09c472fc02e27ab856f
Manifest3fac1c21829aa3b07fca27647339961c05e5f87885a94a36c7c88a5b1f9a90af

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
Signaturekv1NX5v2dsfamoUH2u4fMRB/gebcCoNqB9JAO+5mPsP1zUKiK9xcwNukjwmb+nexdi6uWn3Lss0u4OmfLehnCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:39:19.109770ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062741
observed 8f4cd77a633be112c7b96cd5a42f4501...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:19.089706ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062741/manifest.json
observed 3fac1c21829aa3b07fca27647339961c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:19.068593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062741/publication.md
observed 3c4f4dacf00bee8fd9d7fd6bab3fb24c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:19.051256ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062741/publication.txt
observed 9e865e135afdc2d10223485bebf9d325...
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.