OpenTechnical

OT-2026-000054570

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, plant vacuum fed, supply line pressure sensor, 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-2026-000054570) never changes.

Identity and time

Publication numberOT-2026-000054570 · never reused
Internal UUID01a0ae86-1283-7df0-9971-87d3af2c7c69 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:17.489937Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054570
StatusPUBLIC

Content hashes

Canonical text599a80287494f5a12170d54a6893e25019e99a0dafdc43d733a708cd18f45b51
Markdownce484d0180d107a054b9243ac662760fb6de301895cd4f3cb65818ec36268dde
PDF
Publication page09e776d74ebae545914f38bc1a74663aa6d723e56caf3f018641f96971214a74
Manifest0d6d8701334f5a3033b03cd3409f51890f958a563869d09ed38a64a19703f7b6

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/7teRHbIZnaDVpG9ZtfRE6qHE4Kp2JRlRvHsA/13I/4FaculD5CjVWVNhurOKFeIgI6pcCUiv3dKWXBqxbcTBg==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:53:36.990313ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054570
observed 09e776d74ebae545914f38bc1a74663a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:36.972242ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054570/manifest.json
observed 0d6d8701334f5a3033b03cd3409f5189...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:36.952616ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054570/publication.md
observed ce484d0180d107a054b9243ac662760f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:36.933801ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054570/publication.txt
observed 599a80287494f5a12170d54a6893e250...
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.