OpenTechnical

OT-2026-000059960

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, pump fed, 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-2026-000059960) never changes.

Identity and time

Publication numberOT-2026-000059960 · never reused
Internal UUID01a0ae89-ec26-7cae-b533-134ce354194d · 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-2026-000059960
StatusPUBLIC

Content hashes

Canonical text27a6bb0b2a1b9f8386ed56dd525e869e3892e36046639b7d7c1538904e40b8f7
Markdown69970d8a793d6909366f66d2347d2a8d5c38a7c94b52a58cf5eecfa8298314cc
PDF
Publication paged167d9e2da2aa97db880d4b9575b13400b0a38a6f9d2a3f305a74fe27540c09c
Manifest3dfb660e77129565ccac3e50f532e6078701dc6e82123f36be209a25b20395db

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
Signaturew3fmrmhs+TdhX+xcd78hq1hgjPP6FmRmPB83yYBCxKCSOOOeVGzHHHutWKIbs95AMSYV8IvrhBqpY1hJcY27Ag==
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

2026-09-17T10:44:44.591311ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059960
observed d167d9e2da2aa97db880d4b9575b1340...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:44.574424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059960/manifest.json
observed 3dfb660e77129565ccac3e50f532e607...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:44.557207ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059960/publication.md
observed 69970d8a793d6909366f66d2347d2a8d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:44.539748ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059960/publication.txt
observed 27a6bb0b2a1b9f8386ed56dd525e869e...
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.