OpenTechnical

OT-2026-000102713

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, pulsed blow-off after set-down

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-2026-000102713) never changes.

Identity and time

Publication numberOT-2026-000102713 · never reused
Internal UUID01a0aea4-858b-77ee-9a1f-e85c384a3a09 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102713
StatusPUBLIC

Content hashes

Canonical texte1c6fb47e98c8311ee5893bb9800297f38f6833d49544825d56e50285df5b02f
Markdown4ce43326324f2f9436214221faa08129064c9d66773636f0762bf781a13ffce1
PDF
Publication pagefd4e723186f08ed36338508cb535021afb8965a85566db833b558c5d6f73d637
Manifestedc3b0aad204d9ab9e9a962457dd1f69c928f3286aa4f7f6b7504bd63fc06859

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
Signaturel3cetnLYFvH7EGqZbOrYBt8BfAjCP4GyBGZa8MSQ7A5/h1bHYUQw+agBLZ91PDeL/2OrzpM9bO3wjgYJWks7BQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:24:13.637162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102713
observed fd4e723186f08ed36338508cb535021a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:13.613794ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102713/manifest.json
observed edc3b0aad204d9ab9e9a962457dd1f69...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:13.523309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102713/publication.md
observed 4ce43326324f2f9436214221faa08129...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:13.504724ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102713/publication.txt
observed e1c6fb47e98c8311ee5893bb9800297f...
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.