OpenTechnical

OT-2026-000059659

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, two stage ejector, 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-2026-000059659) never changes.

Identity and time

Publication numberOT-2026-000059659 · never reused
Internal UUID01a0ae89-ec24-7d42-914e-037c81b383b1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059659
StatusPUBLIC

Content hashes

Canonical textebf044049043f92868aba2a698de281910c92e3257e1803a27bba1cb8b21ad21
Markdown9b939fd2e7f5e12717686d08f2aa34c1eaa6935cc4800137a1eb5ceba7c875c1
PDF
Publication page0e1c4fac5bcf48a5d2efe8d99a9968177f8ca68dbe9b2118664495b05bd0f260
Manifestc4c0346d296f698d8f0c7b561f8721792cd2637b063bc35207afd3034b753973

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
Signature5/IulKqD3i/UuRTVq0y7S7lJXnzXTeUFwj8EEJ3p3+U6UorvOVlcdjMrf6czvbw8gJWX0LChpHlUNaqiuYX5CA==
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

2026-09-17T10:44:21.454739ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059659
observed 0e1c4fac5bcf48a5d2efe8d99a996817...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:21.435731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059659/manifest.json
observed c4c0346d296f698d8f0c7b561f872179...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:21.417719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059659/publication.md
observed 9b939fd2e7f5e12717686d08f2aa34c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:21.398378ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059659/publication.txt
observed ebf044049043f92868aba2a698de2819...
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.