OpenTechnical

OT-2026-000039594

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000039594) never changes.

Identity and time

Publication numberOT-2026-000039594 · never reused
Internal UUID01a0ae78-d8d3-7211-b6b4-bfd2a637f63c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039594
StatusPUBLIC

Content hashes

Canonical text4c212f41e2fa484db396dae0362d5b82b2603a73077cc50428f060e9b6966be3
Markdown2650b86dad2da79e9eb9ba842056bb331f84bed17f6ae43428788db4eefbe1e3
PDF
Publication page74f03b905dcfd83ccc438e61aab99df4bd1716c64fa1a81fd7d2e7f59027e59b
Manifest958ff96d6429e707c1ccce5362bfc598764fea69980dca8eb9a4f5352bf56aba

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
Signature2cwcmnHzhqrBc7OqiHZDvlsCrmQ4CLzDiDPfqE+iOzmwcN66c6Yv2inHwedmwEEL1JlfDorIdSNteAblHpHrCQ==
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

2026-09-17T11:19:45.250599ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039594
observed 74f03b905dcfd83ccc438e61aab99df4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:45.234079ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039594/manifest.json
observed 958ff96d6429e707c1ccce5362bfc598...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:45.215900ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039594/publication.md
observed 2650b86dad2da79e9eb9ba842056bb33...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:45.199019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039594/publication.txt
observed 4c212f41e2fa484db396dae0362d5b82...
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.