OpenTechnical

OT-2026-000060672

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, sustained blow-off 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-2026-000060672) never changes.

Identity and time

Publication numberOT-2026-000060672 · never reused
Internal UUID01a0ae8a-b7cd-74cb-bff4-9a4a84337692 · 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-2026-000060672
StatusPUBLIC

Content hashes

Canonical textcb24cfef555b7ba1bee86666270bab06e8260e1ff058dd9076ca7f0627f92c18
Markdownc13a9304eac976d9d3f5176bc7495d222bfacff8ab0baabbe3194ee32501d350
PDF
Publication page25c695e60043b72b7650c39beacac72ff1772e5b44cdc610bf3ea90d81e321f2
Manifesta18e33ad1d44672168726a5afe46baa98a6f410f4e424bdef6746233b8fa8b1a

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
Signature75Gj2YfUUVqXwqE572xwpLczy3a2ws4bKaWudmywCTmq2mn5B3RIVVDlXo28X7sDBQBjK343R+aRKHzGZRTUCw==
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

2026-09-17T10:43:18.720326ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060672
observed 25c695e60043b72b7650c39beacac72f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:18.701806ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060672/manifest.json
observed a18e33ad1d44672168726a5afe46baa9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:18.683407ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060672/publication.md
observed c13a9304eac976d9d3f5176bc7495d22...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:18.665819ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060672/publication.txt
observed cb24cfef555b7ba1bee86666270bab06...
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.