OpenTechnical

OT-2026-000063427

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six 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-2026-000063427) never changes.

Identity and time

Publication numberOT-2026-000063427 · never reused
Internal UUID01a0ae8c-f944-71e3-997d-e33692ce95a3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063427
StatusPUBLIC

Content hashes

Canonical text899cb1d06d095533c008af12f7cb96f89d99581852131f49fca7f8813c391b19
Markdown52cf4df8624cded0fcf43004baf2371a0f020e02e08a96e7f15f3bfc5381ffbd
PDF
Publication paged63fff6b10d0334f467d5520d83ace3c89a6a5489ec6ee8b45135f1ff70a650f
Manifestf3e5b3b40246d9e3e7632f5800313262d04b0e83c984e69cefdd671d49c2831c

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
SignatureN70y1dhvRKY8rUV9fjVCAWUSFO+5AGEMXpXN7Fbk8mzqRMC6UgHTniFk0lpmwDRDnEx2/UjxtVNbQd7EgwmADg==
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

2026-09-17T10:37:21.119390ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063427
observed d63fff6b10d0334f467d5520d83ace3c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:21.099778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063427/manifest.json
observed f3e5b3b40246d9e3e7632f5800313262...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:21.080972ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063427/publication.md
observed 52cf4df8624cded0fcf43004baf2371a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:21.062116ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063427/publication.txt
observed 899cb1d06d095533c008af12f7cb96f8...
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.