OpenTechnical

OT-2026-000059027

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed blow-off 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-2026-000059027) never changes.

Identity and time

Publication numberOT-2026-000059027 · never reused
Internal UUID01a0ae89-47a1-793e-bbd6-9ff9035b456b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:47.568543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059027
StatusPUBLIC

Content hashes

Canonical text97d33418c11cccb86c6dfc869e1770a7d6062b6dede696f84f686c3afcda5ded
Markdowna0e61ffe200c874b116832a8e201a4a0150c11bb41ca55d17e011ba8326cb2f2
PDF
Publication page7a3b853eb05c2a517babb998e6f1aca57d78fdd240e83690bfbbecff88199fe1
Manifest0bde044d5cffbb3266594bbe9017d8074c89eada4abbb961bf2be9a9f3644d2c

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
Signatureke38hkGlTdNQRHbLJEWYM7A7xXMxEKixJd+RbbWGf4fQlN2e7xK7R9/raX6+I4qS9K0JtN9FTIbwRO7rRiI0AA==
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

2026-09-17T10:46:37.434022ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059027
observed 7a3b853eb05c2a517babb998e6f1aca5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:37.416659ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059027/manifest.json
observed 0bde044d5cffbb3266594bbe9017d807...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:37.395650ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059027/publication.md
observed a0e61ffe200c874b116832a8e201a4a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:37.377566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059027/publication.txt
observed 97d33418c11cccb86c6dfc869e1770a7...
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.