OpenTechnical

OT-2026-000053902

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, 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-2026-000053902) never changes.

Identity and time

Publication numberOT-2026-000053902 · never reused
Internal UUID01a0ae85-735e-71fa-92bc-82a2e2aff1a9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:36.560124Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053902
StatusPUBLIC

Content hashes

Canonical text23cbcda862efc11b860f92d26a18557643b1eeafbae55eea1fbe33a48fb7ffae
Markdown135ba6d031a5ee626e09fdea3c41fedf046a8e40186400b7069d416558ceeb0e
PDF
Publication page1f43d2b8e21e6e9a27559e823c06cb70fe7dbfb144d04f101ff285fade1fdcb7
Manifest6c7b6fe6c18ded76c8d0deafefefc8b5198939497124f05ce8a318f344a0430a

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
Signature1tXMYzdRokPejHI3hZ75Ukk+RriFoOsxuVBnSTchwRcRXm+u17bD88VG1ZY5w62kn9R6lhmhjsWZnAdtBtgqCA==
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

2026-09-17T08:40:45.790887ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053902
observed 1f43d2b8e21e6e9a27559e823c06cb70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:45.771620ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053902/manifest.json
observed 6c7b6fe6c18ded76c8d0deafefefc8b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:45.741601ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053902/publication.md
observed 135ba6d031a5ee626e09fdea3c41fedf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:45.720927ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053902/publication.txt
observed 23cbcda862efc11b860f92d26a185576...
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.