OpenTechnical

OT-2026-000050265

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, 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-2026-000050265) never changes.

Identity and time

Publication numberOT-2026-000050265 · never reused
Internal UUID01a0ae82-5c46-728b-8256-02379d1e1d50 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:14.042293Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050265
StatusPUBLIC

Content hashes

Canonical text364612576ccb2e5eb445d8a6f9ed56b46e2a6a34fc27721138ebdad01091eecf
Markdown9b29f719a09684cd9f412e33080239f7d9c59ba391efc45b0430658b51bc318a
PDF
Publication page0341647340ba4b247879a266cb030380b0efab8a2b0fe15558130ce07da6b315
Manifest8737d795f1b626bbf63f1a65aa3ca7bb5a7653768ec4993e2c233fb53fea1b6e

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
SignaturejHJvQ0/jcuc/ev1+H8qujkqR62mLBMgDbVkRyuqW2BHiiyy0qIg3GXIsx0k2fYtjgytH+7uJgtRX+6gAjfKdDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:01:15.973002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050265
observed 0341647340ba4b247879a266cb030380...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:15.957212ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050265/manifest.json
observed 8737d795f1b626bbf63f1a65aa3ca7bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:15.941390ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050265/publication.md
observed 9b29f719a09684cd9f412e33080239f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:15.925829ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050265/publication.txt
observed 364612576ccb2e5eb445d8a6f9ed56b4...
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.