OpenTechnical

OT-2026-000059942

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, pump 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-2026-000059942) never changes.

Identity and time

Publication numberOT-2026-000059942 · never reused
Internal UUID01a0ae89-ec26-753b-9554-61d0b6958bd0 · 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-2026-000059942
StatusPUBLIC

Content hashes

Canonical text6f1cb473d07fbf472023704f21e385ba3cc30306368e2581ef484ec8e9019bc0
Markdown99242e5df94ee52f0cb8f62b489122276f9febced9ad9ff07f78539cca0a03df
PDF
Publication page6462e5510b6f9bd9563c29935e44aa44635dd90b8e48a504511a3e792592ba7b
Manifest4bd28a8bceb92e82e6f70500b92b0efe6b9350cdc99c76a6c3d57f077d54f427

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
SignatureQUZOO0mCp9tgCG+9vp+EJXdccQJfSbG2/2YAhUuxWtLMAd0NL+jsAvyGTki8Ho04jd+l1wkVUiB0Q/MA6hhECA==
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

2026-09-17T10:44:43.112646ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059942
observed 6462e5510b6f9bd9563c29935e44aa44...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:43.095677ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059942/manifest.json
observed 4bd28a8bceb92e82e6f70500b92b0efe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:43.076488ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059942/publication.md
observed 99242e5df94ee52f0cb8f62b48912227...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:43.058763ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059942/publication.txt
observed 6f1cb473d07fbf472023704f21e385ba...
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.