OpenTechnical

OT-2026-000060776

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, 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-2026-000060776) never changes.

Identity and time

Publication numberOT-2026-000060776 · never reused
Internal UUID01a0ae8a-b7d0-7439-916c-978508afb8c9 · 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-2026-000060776
StatusPUBLIC

Content hashes

Canonical text209d0b0acc388c602eaa1056d5b69ba067b1ea79483ca07a546be00d96a69ba6
Markdownb8481ab1dd6932fd9f0ef5a6f1cc37f78703324d055608ee36166300e43b29e5
PDF
Publication page06b7191edb428040f13f08aa0453e7e58b39679d3144877b29915523c2b984c5
Manifest1949218f716a56eb67879aa67c81fa6c38b636d1d83e8c71861f9c5c3bef0bae

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
Signaturev+9WgpTWebjc0RuW10Usfqb30Lc0NbuesKZHWSnwanjfayYBEvi8L2XcWcYJWfKy7nvyhv9cT8ZW7qSi+tQwAQ==
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

2026-09-17T10:43:31.120765ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060776
observed 06b7191edb428040f13f08aa0453e7e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:31.100864ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060776/manifest.json
observed 1949218f716a56eb67879aa67c81fa6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:31.081279ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060776/publication.md
observed b8481ab1dd6932fd9f0ef5a6f1cc37f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:31.063100ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060776/publication.txt
observed 209d0b0acc388c602eaa1056d5b69ba0...
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.