OpenTechnical

OT-2026-000066068

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000066068) never changes.

Identity and time

Publication numberOT-2026-000066068 · never reused
Internal UUID01a0ae8e-8dc2-753d-9557-6f8abe89bacd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066068
StatusPUBLIC

Content hashes

Canonical text6c07d125372ed15e93cd56c2b0cb748f35e2c0b2ecc9176292a1dc110d705d15
Markdowndc4eee5421a821927318228bca109ac3f21200930e2df48059cd00d6857d2375
PDF
Publication page4a6c90b2975dc2287521f4b32cdadf088294af073c5cca51d2425a5d30002369
Manifestc03fc6f79e9daaa84d6c9b6e72296b6d696cbb30a605febed5565259a60fb53d

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
Signatured6bfCi9OLE0OmMclVUjcL6oIgH3ZssJHAUxPPFQWsmBG6rwDh6I06jIGUUuSCzjBeWsXVw9p0nJncxEq16ZpAg==
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

2026-09-17T08:50:42.838440ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066068
observed 4a6c90b2975dc2287521f4b32cdadf08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:42.820390ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066068/manifest.json
observed c03fc6f79e9daaa84d6c9b6e72296b6d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:42.801502ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066068/publication.md
observed dc4eee5421a821927318228bca109ac3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:42.782212ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066068/publication.txt
observed 6c07d125372ed15e93cd56c2b0cb748f...
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.