OpenTechnical

OT-2026-000065774

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, single stage ejector, supply line 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-2026-000065774) never changes.

Identity and time

Publication numberOT-2026-000065774 · never reused
Internal UUID01a0ae8e-46fb-70d9-bad9-db317f368a37 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065774
StatusPUBLIC

Content hashes

Canonical text76083b3eab757f31d5319d4010ef92ad1063f941302337c7ec1ce5b69ff5677e
Markdownb361ac864e77c17dbc4c033d69c74565c0c6c6c232cf84e95e3651923f97f970
PDF
Publication pagec7e6e23565b9a87f48e9d6b2a79e550e5a068196d93d0f277c40b09ac6d9bc77
Manifest309c6cf9eac410a718383e349bb2074d8281d7788a2b025a2eb9212aca3b1076

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
SignatureqedTIzYPLgXvICgOBRE4AgqQZfK02CmG+A+C4YgPjpeCDSxihTCME0bZ3/MKMLGGtQVUKjdf/+AE2qPrQnsMAQ==
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

2026-09-17T10:34:12.615682ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065774
observed c7e6e23565b9a87f48e9d6b2a79e550e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:12.597737ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065774/manifest.json
observed 309c6cf9eac410a718383e349bb2074d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:12.579476ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065774/publication.md
observed b361ac864e77c17dbc4c033d69c74565...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:12.561524ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065774/publication.txt
observed 76083b3eab757f31d5319d4010ef92ad...
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.