OpenTechnical

OT-2026-000056350

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, three stage ejector, supply line 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-2026-000056350) never changes.

Identity and time

Publication numberOT-2026-000056350 · never reused
Internal UUID01a0ae87-4bd2-7b0a-880c-f65c1ff9da02 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:37.517586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056350
StatusPUBLIC

Content hashes

Canonical text61f7bd844c8947a0a6bbea65d6dfa108069428425c86dee0bc4c9ec84a0d5095
Markdown1c7a4b283d44b1f1766715d4a77989991bf6f0af4f7f45a31862146089fcbb77
PDF
Publication page6dd431b73962b7342ecb19886cebf2a22be611d3f21eaed7d429e22b9c757b10
Manifeste4f300495eb5deee286558a67c5be0a9dcac75ea8998f475189ca2ee7288002c

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
SignatureLlMworDAlf/qx1/q7pmdZ+VLejUb2ifqUEVVAwWypdfojjJyCQKz+mLjl+ytXFbN4bsEGbB4239dqt8g+GzHCA==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:51.680198ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056350
observed 6dd431b73962b7342ecb19886cebf2a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:51.663249ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056350/manifest.json
observed e4f300495eb5deee286558a67c5be0a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:51.646282ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056350/publication.md
observed 1c7a4b283d44b1f1766715d4a7798999...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:51.625813ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056350/publication.txt
observed 61f7bd844c8947a0a6bbea65d6dfa108...
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.