OpenTechnical

OT-2026-000082450

Publication integrity record

Two bellows cup vacuum gripper, two 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-2026-000082450) never changes.

Identity and time

Publication numberOT-2026-000082450 · never reused
Internal UUID01a0ae97-4d97-7881-9f04-b64c88abd1d7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082450
StatusPUBLIC

Content hashes

Canonical textbde54f7f26ffcb081b92abab7d0b823a0bc48026e70d0e995b1c9377bf095049
Markdownf38f2396b5ec677e429e39b07621f75fde16fbc2168f98ed57aca3aa5538ea0f
PDF
Publication page06cb15ec59b0bad3e36dbebe53a72759c6fbdcf387c20402936731204b348943
Manifeste3f3bf8e03c0611bfe69a933692de51f0666b9987a4af21e25efe793d82dd938

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
SignatureP4TtLOeCrvc2duW4tmkERt0Xtu8movc7+pYLKikTTqWtI+Z/qkGwfyXIiaiiRKrLnbnQ1VBv0T+7BCMBfo6pDw==
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

2026-09-17T09:59:26.996381ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082450
observed 06cb15ec59b0bad3e36dbebe53a72759...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:26.980604ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082450/manifest.json
observed e3f3bf8e03c0611bfe69a933692de51f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:26.963231ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082450/publication.md
observed f38f2396b5ec677e429e39b07621f75f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:26.946417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082450/publication.txt
observed bde54f7f26ffcb081b92abab7d0b823a...
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.