OpenTechnical

OT-2026-000026362

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, plant vacuum fed, manifold 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-2026-000026362) never changes.

Identity and time

Publication numberOT-2026-000026362 · never reused
Internal UUID01a0ae71-f4a7-75cb-93b9-d796613b01f1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:18.960773Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026362
StatusPUBLIC

Content hashes

Canonical textb12ab73a8535afb1a1333f789663063edd5cd3f0b07eebdc5b5aace73ff83b17
Markdowndeb9d08cbe5e0c152f5b086957aa34a3ac8c2c2c4f509614bb9a3ad7a27dbba8
PDF
Publication page8420b2a49dafbca9bab043f107303ba9e5ab2a3d2ca2f0d208f97c75903797ec
Manifest546d78dce19f121c76e77b43188cd4ed7992a98c9e85285b50bd4890e3f691d4

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
SignatureJRZX0MRaAi/ZVZGdhcRN/ZYfx6YwMKxCwTq9T4Oen/hcOXnZ5ZTCpL6ysKywksjER8HzJ9xibShFUiCs+xWRAA==
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

2026-09-17T11:44:20.358660ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026362
observed 8420b2a49dafbca9bab043f107303ba9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:20.342917ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026362/manifest.json
observed 546d78dce19f121c76e77b43188cd4ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:20.327338ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026362/publication.md
observed deb9d08cbe5e0c152f5b086957aa34a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:20.307398ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026362/publication.txt
observed b12ab73a8535afb1a1333f789663063e...
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.