OpenTechnical

OT-2026-000080480

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, manifold pressure sensor, vented 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-2026-000080480) never changes.

Identity and time

Publication numberOT-2026-000080480 · never reused
Internal UUID01a0ae96-7e78-7282-a8da-859884124be6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:13.512436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080480
StatusPUBLIC

Content hashes

Canonical texte97cddcff0e0af18208443b773cb97797e93596b0072659442fd2bbb113e6dec
Markdownd70355c201c4309c481d5a5f418aa77b32ff25640770a50294b9528703853876
PDF
Publication page58ef9114698aa16bddc1c941b08d612f99bfde787521bb6b6b7d8dcf51368fa2
Manifest5465b3b54e598d9ab0a502d0e06a79b8abb0dbc51980f325ae77188cc53ae138

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
SignaturegX+O7m3nPRrsmi/GT9u2CMfxcikZXzfqHWSMDHHZCzASeKd2BlrDNWOehfmVPVTbklXdbkUiiWAXEoTkZPXBCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:03:00.126127ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080480
observed 58ef9114698aa16bddc1c941b08d612f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:00.105473ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080480/manifest.json
observed 5465b3b54e598d9ab0a502d0e06a79b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:00.086285ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080480/publication.md
observed d70355c201c4309c481d5a5f418aa77b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:00.067551ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080480/publication.txt
observed e97cddcff0e0af18208443b773cb9779...
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.