OpenTechnical

OT-2026-000030187

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, three stage ejector, pulsed blow-off before 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-2026-000030187) never changes.

Identity and time

Publication numberOT-2026-000030187 · never reused
Internal UUID01a0ae73-e500-7ff3-893b-ac400bc4345b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:26.007257Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030187
StatusPUBLIC

Content hashes

Canonical text8412ae1226edb40c7d746ae737a399f55b2b27e8e5bacc7eaf2ddc4c3fd36172
Markdown893b3810eeba96b55e1ede8ed191eefe2200e1c3405fc858e760aefab2fcb19e
PDF
Publication page44b34f7cd4a304e9341229b05a1713fc6c2cb991d251eda5207c56b8f0296a83
Manifest12a271fc6397bbda3ff8511719ecfdf0d9261678acefadba0df2563f1e278fa6

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
SignatureNUMYVoPcEDJq2+1RHH8yrJXC0DZXETungeFQqjEAnHaRwyFZUHHAUws5UnRHNBArikgcxVYU7k3BRSazNJ7jBQ==
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

2026-09-17T11:40:33.171901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030187
observed 44b34f7cd4a304e9341229b05a1713fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:33.155093ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030187/manifest.json
observed 12a271fc6397bbda3ff8511719ecfdf0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:33.138406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030187/publication.md
observed 893b3810eeba96b55e1ede8ed191eefe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:33.116557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030187/publication.txt
observed 8412ae1226edb40c7d746ae737a399f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:49.516619ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030187
observed 44b34f7cd4a304e9341229b05a1713fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:49.500543ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030187/manifest.json
observed 12a271fc6397bbda3ff8511719ecfdf0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:49.483583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030187/publication.md
observed 893b3810eeba96b55e1ede8ed191eefe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:49.464841ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030187/publication.txt
observed 8412ae1226edb40c7d746ae737a399f5...
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.