OpenTechnical

OT-2026-000025196

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, manifold pressure sensor, pulsed blow-off 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-2026-000025196) never changes.

Identity and time

Publication numberOT-2026-000025196 · never reused
Internal UUID01a0ae71-5fa6-7f25-9cce-a9b4377c954b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:40.790954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025196
StatusPUBLIC

Content hashes

Canonical text076767b18d7cce37983f429ede9393d2bbd5e5beeb858eba064d9ef62146ded2
Markdowne1b875f0ff107045fa397766653cf9f904207a0496572cc958fb3681ba19e933
PDF
Publication page439bdd356222610b7b59fda915f5a665cd3fe6671af30fb14f6a2628ff9f3ddc
Manifest34f7cd207ebb281b6c4854aecdd17c96d560c9c7eb4b60e4848a65a708cf39f1

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
SignatureBYplsbXFtvIXSus498+WrvFArVxHVqvH+AN2UT/jfzxYYS2/SgFDjLbRHMnFv6nEs2i0gYse/G5A/MFYe7xiAw==
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

2026-09-17T11:47:11.070833ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025196
observed 439bdd356222610b7b59fda915f5a665...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:11.053191ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025196/manifest.json
observed 34f7cd207ebb281b6c4854aecdd17c96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:11.036705ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025196/publication.md
observed e1b875f0ff107045fa397766653cf9f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:11.018871ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025196/publication.txt
observed 076767b18d7cce37983f429ede9393d2...
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.