OpenTechnical

OT-2026-000081126

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, manifold 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-2026-000081126) never changes.

Identity and time

Publication numberOT-2026-000081126 · never reused
Internal UUID01a0ae96-b977-74b0-8595-bd741d4c4738 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:28.739380Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000081126
StatusPUBLIC

Content hashes

Canonical text5026dfd29a26ffe0aef8384ed9fa34066dc50e033de537a906d4f9790ebef281
Markdown036e5c8106115100ee05ff50aeae0b3af6cc615cfeb36c3ac85a22e3e7dc3d2d
PDF
Publication page2dee463e04181eabb63bd37175e50093fd8a722cffa458f28882127cd4dd0cd4
Manifest0703a1984c5bdf4d18fcfa060000a048e9e0e8de21675bd5de0755d8bdfa357c

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
SignatureEwTql55mOgbH2zB8VcoZ8fC209Wce3W7Geg6+P/06EGwv5xzU82rECRJ06DTO0HCDfg5kEr1sow/B/QbJPBXDw==
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

2026-09-17T10:02:26.249595ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081126
observed 2dee463e04181eabb63bd37175e50093...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:26.232068ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081126/manifest.json
observed 0703a1984c5bdf4d18fcfa060000a048...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:26.214709ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081126/publication.md
observed 036e5c8106115100ee05ff50aeae0b3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:26.197489ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081126/publication.txt
observed 5026dfd29a26ffe0aef8384ed9fa3406...
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.