OpenTechnical

OT-2026-000058108

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, 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-2026-000058108) never changes.

Identity and time

Publication numberOT-2026-000058108 · never reused
Internal UUID01a0ae88-6eda-7673-9a0e-f12738160417 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:52.020108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058108
StatusPUBLIC

Content hashes

Canonical text13540b169f223d365570e463b226581d6e0c14533ced3756e6fcfdf1e8220b96
Markdown20cea17e2ef0b5ebf1dcfacbb62c1c2f85f08ab3d303023fbcfd2bc9f026e3d0
PDF
Publication page2753e1087c879a7e50d7dad971edfc4c38a52a7d3736b82bfaed5b790e8fdc65
Manifest3eb71f0a8b08735a4c6acda6d1ed40097c8c8d2a2c30c89e58dcef3c35b0e348

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
Signature2flZe3UmaZjb8384cQIJagk0aziblCcO6t5NrjXCkyz2kdGN0jnqRKqGZl7Z6r3R/rWFFjMu6qYX23IFKtTWDA==
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

2026-09-17T10:47:46.803630ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058108
observed 2753e1087c879a7e50d7dad971edfc4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:46.785744ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058108/manifest.json
observed 3eb71f0a8b08735a4c6acda6d1ed4009...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:46.768542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058108/publication.md
observed 20cea17e2ef0b5ebf1dcfacbb62c1c2f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:46.751098ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058108/publication.txt
observed 13540b169f223d365570e463b226581d...
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.