OpenTechnical

OT-2026-000064468

Publication integrity record

Single bellows cup vacuum gripper, three stage ejector, supply line pressure sensor, sustained 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-2026-000064468) never changes.

Identity and time

Publication numberOT-2026-000064468 · never reused
Internal UUID01a0ae8d-a461-73f5-8abb-f1d9c161ede0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064468
StatusPUBLIC

Content hashes

Canonical text1fdd3a16c8a2df0ae8ad163a9d6c20c29491cfebb71ba65601f111fc06714b5d
Markdown0bc0cfcf5a2d949a0913334c23ce0a4358ba2cb600b3a627e9f9173e65470ce6
PDF
Publication page7d5de671f61ea9edf715095246877db1ad495f8f423b959e052339a7564974d8
Manifest6ea47ea1710beaa2b4cb7c88fa3f40a6786364c9929cabdc06987cd7d35173c1

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
SignatureMX2M905RTOvNnC7HyBHzihvk4d3r/Q6KGf9y0XzHqSylVStsZYegWWFO/zJm8U3VtS+vyWyhN+U3rtt6+6jnBQ==
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

2026-09-17T10:36:39.588575ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064468
observed 7d5de671f61ea9edf715095246877db1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:39.571947ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064468/manifest.json
observed 6ea47ea1710beaa2b4cb7c88fa3f40a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:39.554784ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064468/publication.md
observed 0bc0cfcf5a2d949a0913334c23ce0a43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:39.538383ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064468/publication.txt
observed 1fdd3a16c8a2df0ae8ad163a9d6c20c2...
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.