OpenTechnical

OT-2026-000061142

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, 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-2026-000061142) never changes.

Identity and time

Publication numberOT-2026-000061142 · never reused
Internal UUID01a0ae8b-137e-78d9-bf52-2e5c0a9a2270 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:45.252443Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061142
StatusPUBLIC

Content hashes

Canonical textddca77e0437deb78519ca62323f8b62e59e9f9f916522f7fc47e3d2c804dbf8e
Markdown970d30325f1e556c2dc409acd1ff9c6cc30ddb51c51c4abd93b9a9a8a9f12ae7
PDF
Publication page486a0823471300032cd22970a98259a30c267c0ef0ecf1de6e95b56cb072bf50
Manifest76073832bbc79f824aa15003ac93c1128e6a69dd058e82cf59933063ab1cd273

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
SignaturejhcUvkYMEKNSL6jEcJttNWVO3KP4Uqx3hF7DmpLGBmkqCOgV/pqFLz+ppAGrsduvy4YW5k+j9322bYwJfLvXAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:42:31.372979ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061142
observed 486a0823471300032cd22970a98259a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:31.355427ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061142/manifest.json
observed 76073832bbc79f824aa15003ac93c112...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:31.335711ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061142/publication.md
observed 970d30325f1e556c2dc409acd1ff9c6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:31.317817ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061142/publication.txt
observed ddca77e0437deb78519ca62323f8b62e...
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.