OpenTechnical

OT-2026-000061349

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, vented 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-2026-000061349) never changes.

Identity and time

Publication numberOT-2026-000061349 · never reused
Internal UUID01a0ae8b-1384-781f-868c-8c886e4c42f1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:45.252443Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061349
StatusPUBLIC

Content hashes

Canonical text43ef372950b96f9bc80622bce7e64b114da5d430af42a0407e106ccdd3986aba
Markdowne5ea6ed5efce13ee57701d4024e197b7327313fe1c1eb4e2eaca06769a6f55f0
PDF
Publication page2b2479813d136bc25c571477149002c47e1917cbb3c23ab32bd57d916cc272d1
Manifeste6497e290fc9e3b984917e450d85c733d0cf664ad58b082461f01a26a2d24ad2

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
SignatureLW1Cqz1TAx9Nt0/cUWhAFkrldU5r3AE3U0CyzGKbQUMrqAcszo72pBmV/xVlXiSqhqACu5k/pT0dKHWJhiF0AQ==
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

2026-09-17T10:42:47.618383ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061349
observed 2b2479813d136bc25c571477149002c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:47.597510ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061349/manifest.json
observed e6497e290fc9e3b984917e450d85c733...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:47.575414ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061349/publication.md
observed e5ea6ed5efce13ee57701d4024e197b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:47.555615ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061349/publication.txt
observed 43ef372950b96f9bc80622bce7e64b11...
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.