OpenTechnical

OT-2026-000060308

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, pump fed, sustained blow-off after set-down

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-2026-000060308) never changes.

Identity and time

Publication numberOT-2026-000060308 · never reused
Internal UUID01a0ae8a-5a74-7591-ab3c-7d7d41ae613e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:57.976275Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060308
StatusPUBLIC

Content hashes

Canonical textb8114436f9a1226f77c5bb56b66dc56ef4dd8380ae99431bac0f9e8da70d5490
Markdowne4a8de79ac0bb6c7cbc561686d843d4c7282a65c928e6f69de869d4efc72cbdf
PDF
Publication paged465d02df760f1e35520146348eaf3bc479061ef87b2378f3baa283ee1ee50a0
Manifest22084c1cfe0105936d2bd36535c5f8b56f8cd0c78b8d1f4de8e6beb0d75849a9

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
Signature6W3Zv2jErCS8Y17NKVnDDMzmPxp1dlWu5ts80mBdHKjfos6eBHNQKfxXuMM5DE15/k0oKHAAkFPePlejekFuBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:44:00.985176ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060308
observed d465d02df760f1e35520146348eaf3bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:00.967500ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060308/manifest.json
observed 22084c1cfe0105936d2bd36535c5f8b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:00.948805ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060308/publication.md
observed e4a8de79ac0bb6c7cbc561686d843d4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:00.932228ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060308/publication.txt
observed b8114436f9a1226f77c5bb56b66dc56e...
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.