OpenTechnical

OT-2026-000066392

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000066392) never changes.

Identity and time

Publication numberOT-2026-000066392 · never reused
Internal UUID01a0ae8e-ce40-7f71-8249-fa770a8a14ab · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066392
StatusPUBLIC

Content hashes

Canonical text955db65703fc0ebae13d65dbe9f7d48d078f37d5d64ec3716d27387d647f48c1
Markdown55ef5371866ba9fad7b01dc619a226a004b18527b88231fe9b8643380f3506a7
PDF
Publication pagefab1f6b81a98d19599fc2cd45a795b3fc11256ab722a992b40cac607fa7b93b1
Manifest3d86fc8ab120401d45e93f073590567cd6a4cc320496e35e3039349c58e5fa67

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
SignatureE8LJ+x3dEKx9Dc50Q1nlO9jo9AnX0xW6WB1pd4RFBHqAQqCkCm2jVAy0BL0Yhb0gNZkzwJp7OhcNTY+wmdFQCQ==
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

2026-09-17T10:32:31.863464ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066392
observed fab1f6b81a98d19599fc2cd45a795b3f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:31.846704ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066392/manifest.json
observed 3d86fc8ab120401d45e93f073590567c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:31.830386ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066392/publication.md
observed 55ef5371866ba9fad7b01dc619a226a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:31.813650ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066392/publication.txt
observed 955db65703fc0ebae13d65dbe9f7d48d...
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.