OpenTechnical

OT-2026-000063439

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, three stage ejector, manifold 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-2026-000063439) never changes.

Identity and time

Publication numberOT-2026-000063439 · never reused
Internal UUID01a0ae8c-f944-7ad0-9233-5267ddf55444 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063439
StatusPUBLIC

Content hashes

Canonical textcf966d982ec7d23cd89d9782d5c4f8df83ff65c8bdf9cf8edaecf57907ac95bb
Markdown8b04de9886487256ff72cbcde93dbb4a58d4bf599cf356067bf136d391ee0de9
PDF
Publication page5153e1cdf417274c206ce69f2a312fa380e4b4040685a1dcd34ff82071cc9f42
Manifestf27d486177101aaf4a75c35880c9d2cede2a91f78458ee45364c97f5efa31966

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
Signaturej8zxYD4EfMIQsLkJDXy1Ht0ZYYPvLF+qMtZk2ciHDXozMumJRqc7KWY2baWCpI82FhzIzHdi08Ds8sffbeKLBQ==
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

2026-09-17T10:37:23.868556ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063439
observed 5153e1cdf417274c206ce69f2a312fa3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:23.851638ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063439/manifest.json
observed f27d486177101aaf4a75c35880c9d2ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:23.832555ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063439/publication.md
observed 8b04de9886487256ff72cbcde93dbb4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:23.813156ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063439/publication.txt
observed cf966d982ec7d23cd89d9782d5c4f8df...
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.