OpenTechnical

OT-2026-000067186

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, manifold 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-2026-000067186) never changes.

Identity and time

Publication numberOT-2026-000067186 · never reused
Internal UUID01a0ae8f-14ff-7c38-acc6-ee48b662cd37 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:07.760615Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067186
StatusPUBLIC

Content hashes

Canonical text6a450ff6804aa2cdd0d98519ac3a3681a9cccbb18fcd357f6ce0144c4a531ebe
Markdown6491a29010fc93a3c1400c0ba8140e9c7693ff57982a8e7ccbd3b9f1ae1be0ce
PDF
Publication page9d3950084963c9a78146a7b74578ecb2cba76750574c57f4104e981a007b93fb
Manifestcc1a3dcfd648cebede3b6524c5997208318252d84a3c84ddb0c7c3de0de26f07

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
Signature63omMLmHN3y5Ih+8Gk5atE34EX5HzEy/UvKqHnQ1P28B7S1e/iEm5o9tMaPoSr+LUkz1pVCRPu0zk+8dCGG0Bw==
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

2026-09-17T10:32:28.239184ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067186
observed 9d3950084963c9a78146a7b74578ecb2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:28.219364ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067186/manifest.json
observed cc1a3dcfd648cebede3b6524c5997208...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:28.201973ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067186/publication.md
observed 6491a29010fc93a3c1400c0ba8140e9c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:28.184029ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067186/publication.txt
observed 6a450ff6804aa2cdd0d98519ac3a3681...
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.