OpenTechnical

OT-2026-000060780

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, sustained blow-off 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-2026-000060780) never changes.

Identity and time

Publication numberOT-2026-000060780 · never reused
Internal UUID01a0ae8a-b7d0-721d-b5e2-240614ef8ec3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060780
StatusPUBLIC

Content hashes

Canonical text17931e9a9ef724facaac8de067017b59a05b367c1def736a4d48293b1c99e732
Markdown06d2b6d4739b0ec0ce70390ebe549a9d75b25b65c979bc44e5e0ca34b3587c67
PDF
Publication page4b1450700037965f2e0971ff28188d6ddf23ba0856a2003dbb7de30c04ca933f
Manifest1a07f7fa9ebea1c845c78722b569ee4bb3fedb644c0f9e9044dfdc4824c7d916

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
SignatureFKllPOnlA4e1/JaqtBchzQCjG5sFoadxd5cPnIOuEdr+kaCdbadaqZXkPWx2S5uO3/bdhNWlmaJ3FGYcSuyfCg==
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

2026-09-17T10:43:31.425921ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060780
observed 4b1450700037965f2e0971ff28188d6d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:31.409582ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060780/manifest.json
observed 1a07f7fa9ebea1c845c78722b569ee4b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:31.391428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060780/publication.md
observed 06d2b6d4739b0ec0ce70390ebe549a9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:31.374418ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060780/publication.txt
observed 17931e9a9ef724facaac8de067017b59...
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.