OpenTechnical

OT-2026-000083174

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, supply line pressure sensor, vented after set-down

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-2026-000083174) never changes.

Identity and time

Publication numberOT-2026-000083174 · never reused
Internal UUID01a0ae97-c962-7c4c-8fba-2041c8f7a439 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:38.321156Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083174
StatusPUBLIC

Content hashes

Canonical text6e894eb0a5874341cc184398ca37f87a2736e446818662be1800d3c3f6c51e48
Markdown88e32820e7f53dd59b900cca107923b0d92359a3543ab9c304fca00d05dd35d7
PDF
Publication page8a5d94650c56c2206c750b317c6a5d240fbe6b2e2d166d052324ea65ef26ad82
Manifest251692a332fba73a8248c88c4bcdc492851a18aeeef50f591c5140e03148bd9e

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
SignaturemKDEbPa50W6t4oee647KvbXFZyGFvfOFs9yzFF6b7Y53aU3wnzPFBkRWFCNspoLsqe7eSp6/yn2BL1m5Dkk5Cg==
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

2026-09-17T09:00:58.322133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083174
observed 8a5d94650c56c2206c750b317c6a5d24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:58.179961ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083174/manifest.json
observed 251692a332fba73a8248c88c4bcdc492...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:58.161414ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083174/publication.md
observed 88e32820e7f53dd59b900cca107923b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:58.143141ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083174/publication.txt
observed 6e894eb0a5874341cc184398ca37f87a...
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.