OpenTechnical

OT-2026-000032783

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, 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-2026-000032783) never changes.

Identity and time

Publication numberOT-2026-000032783 · never reused
Internal UUID01a0ae75-4841-720a-abca-22114f153d2f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032783
StatusPUBLIC

Content hashes

Canonical texta43502440dad15ba19477c96c4e09009e69eeebfe007c92f3c467f59858c3541
Markdown776a88c986bb1282c8e1fc51b4bfadb920bcf6c339be7b1d325f86d99e62744e
PDF
Publication page4b9632ce1130161cffd5a7706051ba6fffb9a3fcc6819e087f2b68d3ab1bebce
Manifestc88920b3f2ab2f6a6b14d80e3856fc55fe6239b49d965206410237da0d9ea959

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
SignaturejI5ZXU6jnYMly+ravTtOtUbRW00xbMVADK7JiaqFtg7AC8kHrkIu/s4HqLUZQXbNAWQNKkHogRvXljKZeZ5EBA==
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

2026-09-17T11:32:13.510674ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032783
observed 4b9632ce1130161cffd5a7706051ba6f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:13.493970ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032783/manifest.json
observed c88920b3f2ab2f6a6b14d80e3856fc55...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:13.475975ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032783/publication.md
observed 776a88c986bb1282c8e1fc51b4bfadb9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:13.457551ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032783/publication.txt
observed a43502440dad15ba19477c96c4e09009...
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.