OpenTechnical

OT-2026-000067626

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, pump fed, supply line pressure sensor, vented 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-2026-000067626) never changes.

Identity and time

Publication numberOT-2026-000067626 · never reused
Internal UUID01a0ae8f-6bda-7b2f-a41b-eb58e188dc91 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:29.998864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067626
StatusPUBLIC

Content hashes

Canonical text4e3990cc2119ce2cf75af520c354a82085455178eb7ca62103553eb40d40f9eb
Markdown9a5e8abf805b08bdec4631a93b3a497ff9da8e44de79d4fbc5bfa9a9d9da5c29
PDF
Publication page8ad6f839fd276433dcde3f545eb07bfd971b7026acdb86b30b1a536527239c5a
Manifest95adf3cd6bc7ea0a13105af2b132a6465a2230fc949a223ac69e677ef4729419

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
SignaturebsfdRtKLCrqu4z9tQYFLloRXcsLL+reKFxWLkqZNX2hzs53zW0FRaAhrtOMaN4z8CUhbOEGMiRBJ1GG5JGfeDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:31:56.950021ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067626
observed 8ad6f839fd276433dcde3f545eb07bfd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:56.930089ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067626/manifest.json
observed 95adf3cd6bc7ea0a13105af2b132a646...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:56.903148ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067626/publication.md
observed 9a5e8abf805b08bdec4631a93b3a497f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:56.872111ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067626/publication.txt
observed 4e3990cc2119ce2cf75af520c354a820...
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.