OpenTechnical

OT-2026-000067120

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold 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-2026-000067120) never changes.

Identity and time

Publication numberOT-2026-000067120 · never reused
Internal UUID01a0ae8f-14ff-7b2f-83d8-36e0c11b0b3a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:07.760615Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067120
StatusPUBLIC

Content hashes

Canonical text940b1ff3aa03454a9b828f357521112f46359df319b85baf0beeb68456190ded
Markdown4a0779ff0e857e82dca99daf541c0202d5a4265ad9f132b8671ca5de761e116e
PDF
Publication page01efcf4691cef919198392c26bdc62683f5a0c8f0d104afd845f49ce81d6e994
Manifestd0e8de6b8c29a7ffb79e4be32b126c28ce589c5713465064e2981b56c420b94b

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
SignaturejRSqV78RBhDLjJBmCNW3x8GpoZfCGBx+qBigCd0DefRt2GWuhD7tCNf6wv5Vr0dqZ6ysPJiwBzFfzmn+ggxDBg==
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

2026-09-17T10:32:23.502901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067120
observed 01efcf4691cef919198392c26bdc6268...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:23.485347ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067120/manifest.json
observed d0e8de6b8c29a7ffb79e4be32b126c28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:23.466502ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067120/publication.md
observed 4a0779ff0e857e82dca99daf541c0202...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:23.447426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067120/publication.txt
observed 940b1ff3aa03454a9b828f357521112f...
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.