OpenTechnical

OT-2026-000039286

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, pump fed, supply line pressure sensor, pulsed 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-2026-000039286) never changes.

Identity and time

Publication numberOT-2026-000039286 · never reused
Internal UUID01a0ae78-9674-7303-947f-d2820f3925a0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039286
StatusPUBLIC

Content hashes

Canonical text7ee6cfb402e18d2aa0ff55467bb0fbd292e5c39d772d653a61cae0025ca452e6
Markdown361ff0db16792e868161d711928bbfc032dae901454c0d7cd2b624db13f4086a
PDF
Publication pageaeae22ea142a1f60712ccbac47c976a23da480024a0a46a055c97ec6cd6ebba7
Manifestace883fa75a5facc14110c3ca9f333b834c2addfe3778dfa5659640073167580

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
SignatureNfrE+ogqKSc8O/HT9PZN3+0WPNmFyuiHhlkTcK1tmUPoZist42DfgtouT7xCPI0d35EwEplk80dU+5ctJmJNBw==
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

2026-09-17T11:20:51.591009ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039286
observed aeae22ea142a1f60712ccbac47c976a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:51.572779ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039286/manifest.json
observed ace883fa75a5facc14110c3ca9f333b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:51.552778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039286/publication.md
observed 361ff0db16792e868161d711928bbfc0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:51.533488ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039286/publication.txt
observed 7ee6cfb402e18d2aa0ff55467bb0fbd2...
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.