OpenTechnical

OT-2026-000058841

Publication integrity record

Three cup vacuum gripper, three outlet manifold, plant vacuum fed, manifold pressure sensor, vented before 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-2026-000058841) never changes.

Identity and time

Publication numberOT-2026-000058841 · never reused
Internal UUID01a0ae89-479e-715e-a9e7-975a97b492cd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:47.568543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058841
StatusPUBLIC

Content hashes

Canonical textd240646445f383eb92c4b7f3b6b4c87eb93c6d4cd997f2c9a3b1d765c1cd7201
Markdowna74d79e2555329e1721abf17668d63bf0a377ca437dc1c369b5bd889836a9ddf
PDF
Publication page0e5d8fcac139b67b6ce8bbcc5ec854d829dfe2db7f2b90bf9c87faa3b8d35847
Manifest38692dfd0fa150dab10dbdfb7a5d0a3aea1ef077b0bb28a9030012e0f4bc1d34

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
Signature3xGS1Wg+Nd8qUJVE9EOUaYwqxTe9oaEy0IFLH6IEH9qRnqVPlLfCbZ+o2GUSN/TIxPjPwvQHrlLWbztkkfefCg==
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

2026-09-17T10:46:22.523083ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058841
observed 0e5d8fcac139b67b6ce8bbcc5ec854d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:22.505047ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058841/manifest.json
observed 38692dfd0fa150dab10dbdfb7a5d0a3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:22.484764ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058841/publication.md
observed a74d79e2555329e1721abf17668d63bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:22.466462ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058841/publication.txt
observed d240646445f383eb92c4b7f3b6b4c87e...
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.