OpenTechnical

OT-2026-000060597

Publication integrity record

Two cup vacuum gripper, two outlet manifold, plant vacuum fed, 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-2026-000060597) never changes.

Identity and time

Publication numberOT-2026-000060597 · never reused
Internal UUID01a0ae8a-b7cd-7937-b0cd-506da188ecc0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060597
StatusPUBLIC

Content hashes

Canonical text2c13f24b92be9891dbbed8bcdc3aeaa97a93bada34c04026ead4dc572ab9b6a5
Markdownbe07017ab70528fa8c2c6b2f2a50020fae6e2d66ee3196907b5bdf893fa107ef
PDF
Publication page60c90ca5e56e7e2bd44c8045ae60a9a86c9dceb65b9dccbe43ed8b37db0e6bd2
Manifestcc77fa9180fec952c572e4865f6a376cb45d02ca17f0c7f2f335d4c43d247d5f

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
Signature/D4o2KJ3YVkeyrbIJQHJvQ81wMjbhvniPw1mRVFNmNhO/lOkaKJIXrPfvbm6/T3iT/6h72SOKbBa/EZVTXlqCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:43:13.163838ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060597
observed 60c90ca5e56e7e2bd44c8045ae60a9a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:13.145429ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060597/manifest.json
observed cc77fa9180fec952c572e4865f6a376c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:13.128750ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060597/publication.md
observed be07017ab70528fa8c2c6b2f2a50020f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:13.112591ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060597/publication.txt
observed 2c13f24b92be9891dbbed8bcdc3aeaa9...
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.