OpenTechnical

OT-2026-000043058

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two 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-2026-000043058) never changes.

Identity and time

Publication numberOT-2026-000043058 · never reused
Internal UUID01a0ae7b-3278-707b-961c-00ac33f10ea5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:24.717423Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043058
StatusPUBLIC

Content hashes

Canonical text4ae498bd45c1aedba7ec2b9e4b103160a2e170a4fb8b9ce5bb551e6544a42c9c
Markdown8148f6afc3c7e28fdf6427b6f786634adafb373027d50102e0ea561b1740d072
PDF
Publication pagef91659fcdd71df2efc0d9b435f31e4a4ad4c04851ed8e55581bae4c6dc9c44c6
Manifest947c216035321c6733c0d0c832d2bedc911bfedb11cc927125a7da83dea864bd

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
Signature8QvBiMsQmjMLgm+hnSIa7Uql+wkvH4sGFhCcQN8d4/COlDSZsUfLwbKMy1JxvN1dw+GJQ+gSy4DljtsE5KlsCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:13:28.010793ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043058
observed f91659fcdd71df2efc0d9b435f31e4a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:27.992822ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043058/manifest.json
observed 947c216035321c6733c0d0c832d2bedc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:27.972286ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043058/publication.md
observed 8148f6afc3c7e28fdf6427b6f786634a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:27.952949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043058/publication.txt
observed 4ae498bd45c1aedba7ec2b9e4b103160...
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.