OpenTechnical

OT-2026-000059713

Publication integrity record

Three cup vacuum gripper, three outlet manifold, single stage ejector, vented 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-2026-000059713) never changes.

Identity and time

Publication numberOT-2026-000059713 · never reused
Internal UUID01a0ae89-ec25-7fe1-aad8-01f540d6edcf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059713
StatusPUBLIC

Content hashes

Canonical text05b069d5ff2764f7ec8e5467211a4b2667ef9fee9ddb44b77d4fb42ed0d042ac
Markdown5f3596bde470c5f48a89a4aac19a7b83ac30fdf9466742f4d3c5800a2ec6508e
PDF
Publication pageed32e902207e1ce0fd0bb890ade691843d563a309395764d4311e2d3316886f5
Manifest90f8e4956d24ac878dad344037f5ea1fe319a1db99e540aae4036246b8067331

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
SignatureAafF3ongXWELwa4bwVsgJ9zdxoccreaBP1R9drzlqulecTnFiZ2LqWHRpp93e4hi6d2jhgVVNMrH1qjJbbvVDQ==
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

2026-09-17T10:44:25.644539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059713
observed ed32e902207e1ce0fd0bb890ade69184...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:25.626185ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059713/manifest.json
observed 90f8e4956d24ac878dad344037f5ea1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:25.607180ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059713/publication.md
observed 5f3596bde470c5f48a89a4aac19a7b83...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:25.588683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059713/publication.txt
observed 05b069d5ff2764f7ec8e5467211a4b26...
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.