OpenTechnical

OT-2026-000003668

Publication integrity record

Bellows cup vacuum gripper, two zone face, four outlet manifold, three stage ejector, pressure verified

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-2026-000003668) never changes.

Identity and time

Publication numberOT-2026-000003668 · never reused
Internal UUID01a0a90a-b0da-7166-a7ee-3c9a58961a64 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:07:25.276563Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000003668
StatusPUBLIC

Content hashes

Canonical textcbc77f8d1de5fc1bfdb4e7fa4d78fb47bf0baa1e96799afb967283ef749e83be
Markdown23153accf9627cb033268ae109cf714fdcd91f1729eb148f54e42cb0d1c2936d
PDF
Publication pageee48ac5b17ae01417162f489b66335712e4a16e8189f78b5e7f524b1fb8ba044
Manifest2f83b7fd3ee0f1a1bccb8c5719b61260fddaa3cdbe13ea25350eacaae0109bcb

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
SignatureHPv6Zojg+/r0QgecmoWhEveqbdMHTHMyNnZmBrWaVnZy8EHN/kSZeAomdE0h+A3217NPqPUEmKzfBOnd0b9jAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T07:27:02Z
batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof
root aada101caea153fd76622afa3661a5b8...

Independent retrieval

2026-09-16T08:10:37.700224ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003668
observed ee48ac5b17ae01417162f489b6633571...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:37.686644ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003668/manifest.json
observed 2f83b7fd3ee0f1a1bccb8c5719b61260...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:37.671976ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003668/publication.md
observed 23153accf9627cb033268ae109cf714f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:37.654919ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003668/publication.txt
observed cbc77f8d1de5fc1bfdb4e7fa4d78fb47...
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.