OpenTechnical

OT-2026-000070576

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, vented 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-2026-000070576) never changes.

Identity and time

Publication numberOT-2026-000070576 · never reused
Internal UUID01a0ae91-5460-7776-a713-621932f20340 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070576
StatusPUBLIC

Content hashes

Canonical text3ccfdb84fcf432bd52ba97d7f094483f19cd28d53be1f0b83cbaeeeefb7723fc
Markdownbc6756d783b832733c4cfa17203a73377355348237b38e5dbd52511a9f7822ea
PDF
Publication pagea745e520a0d0969b5ab45efe4307e9cd6c6f74f67e1c35484cd6ecc384ec0a9e
Manifestf3661eb6ed71a242d8034ec186394d9f00f2d919f38d91ecd47b374209c74bf4

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
SignatureRDYX5AAFuGX3L7PPmGadZ3Kog64PuadLezkaf1OFzGA9eI76R07QPvkLVNtJ+3T2pDekhzEPwQ2GYiDzXXISDQ==
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

2026-09-17T10:26:25.702108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070576
observed a745e520a0d0969b5ab45efe4307e9cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:25.684991ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070576/manifest.json
observed f3661eb6ed71a242d8034ec186394d9f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:25.667029ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070576/publication.md
observed bc6756d783b832733c4cfa17203a7337...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:25.651462ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070576/publication.txt
observed 3ccfdb84fcf432bd52ba97d7f094483f...
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.