OpenTechnical

OT-2026-000070948

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, vented before 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-2026-000070948) never changes.

Identity and time

Publication numberOT-2026-000070948 · never reused
Internal UUID01a0ae91-8c2e-7c20-bf07-b7ec168b138a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:49.344646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070948
StatusPUBLIC

Content hashes

Canonical texteaaaaaa74028588861f7f6238c94af3f2003c42178b3b5f44219f27b817cb276
Markdown9cef626707d7b36bcda9d4e08af6f8d62613db2e15c828ac90af9d2d770234df
PDF
Publication page1185093a45a174ec44b0e2cae53339930fc5a1a44e3dac931da815d6d98b4f69
Manifesta25d715f8a7f9d8ac0da8bce3d48f07c032c90c0c166b1dba61141ce951184e8

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
SignatureRQg4YEK62BFdU7XiHerWNLQP/HSMAYlHLKtDx6PNiy6OsoI3eVjwh13cCkVw2yhuYsNHCJKhva4zP1HnMk3NCA==
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

2026-09-17T10:25:47.005850ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070948
observed 1185093a45a174ec44b0e2cae5333993...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:46.986535ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070948/manifest.json
observed a25d715f8a7f9d8ac0da8bce3d48f07c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:46.970112ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070948/publication.md
observed 9cef626707d7b36bcda9d4e08af6f8d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:46.952189ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070948/publication.txt
observed eaaaaaa74028588861f7f6238c94af3f...
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.