OpenTechnical

OT-2026-000018110

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000018110) never changes.

Identity and time

Publication numberOT-2026-000018110 · never reused
Internal UUID01a0ae6e-b487-735a-8936-ed42f7148750 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:45.971508Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018110
StatusPUBLIC

Content hashes

Canonical text9f285b9bafa7c6d1ced2c78eb1148767ade7a919ac81b93aa341cfe0ac60b3c8
Markdown0ae23c34689612b3eb1408138c7f388fc45fb2f16d3339f275f68038ef9935d4
PDF
Publication page36b3c606e50e32879227c0c1aac7cbc1fd6a1a2e8bd96fcf49e976afb46ff86f
Manifest03262f36a355d29d62fecb5f0ce0c6e1aeb71958b56b3595c26d7e097304179d

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
Signature8qvBzr0/V8ZDQy2tV6dGohtox5KqusTO8qOxN7eGSC/dLue+87gEp/vOtJ6I13Yc90lNdkYcnEi4C9N9NRH7CA==
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

2026-09-17T11:59:50.793216ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018110
observed 36b3c606e50e32879227c0c1aac7cbc1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:50.777174ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018110/manifest.json
observed 03262f36a355d29d62fecb5f0ce0c6e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:50.759158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018110/publication.md
observed 0ae23c34689612b3eb1408138c7f388f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:50.739808ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018110/publication.txt
observed 9f285b9bafa7c6d1ced2c78eb1148767...
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.