OpenTechnical

OT-2026-000056685

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, 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-2026-000056685) never changes.

Identity and time

Publication numberOT-2026-000056685 · never reused
Internal UUID01a0ae87-7af6-7259-9dbd-31d7a437a6ac · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:49.577818Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056685
StatusPUBLIC

Content hashes

Canonical text24f83a36a684e2db174fff723ef9236f1d9a0b6fe80077d2fe7e791a0554b0f4
Markdown2527b8c18457675746ddf4f7b2f114090595f8635a5aa605ac4e39fb642faab7
PDF
Publication page5a362b6cad19afffc17310cc37d95d491c6eb3130585c2d1d5d1facdd889b561
Manifest1e64faac3578153b739de9bdaf4d21f9a0fa54e2ae69a274ccc29e71e9902d62

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
SignaturemmsdJsPhxsVsYvLlXHR6K2ie/Fw1mStmQk+xWPBeSUpyAl4lJZ5ZNpuVLhjg1MJVuSX54mzADJ0tF8z7h7R3CA==
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

2026-09-17T10:50:05.194986ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056685
observed 5a362b6cad19afffc17310cc37d95d49...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:05.175611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056685/manifest.json
observed 1e64faac3578153b739de9bdaf4d21f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:05.156130ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056685/publication.md
observed 2527b8c18457675746ddf4f7b2f11409...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:05.136882ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056685/publication.txt
observed 24f83a36a684e2db174fff723ef9236f...
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.