OpenTechnical

OT-2026-000065973

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, manifold pressure sensor, vented 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-2026-000065973) never changes.

Identity and time

Publication numberOT-2026-000065973 · never reused
Internal UUID01a0ae8e-8dc2-7c67-8db4-92040b6c564d · 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-2026-000065973
StatusPUBLIC

Content hashes

Canonical text35c1c66b93207942858a52d1f5875c9067b4a52cd3f57831ea30b1ccdf798ed9
Markdowne58abefbadc958df2c73513ddac39c5518e03b5211286cde52dab3ffbf7bf7e6
PDF
Publication pagef2ea17678e3bced694f61dc72c38d010a976e4c5fa500ff9a05d9e49c4c730fe
Manifestf8aa01a6cd7be1345ec840132272dbf95619dddc876704d9b54c2a441e0edd36

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
SignatureY0l4+uxsQ20wxNiX6SYWcMTtLT+qfSqKK+covAtpN2RLxVRdg/ZXSojRpI23QRfh2jDGLZkCi/ij5L0TsMj0DA==
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

2026-09-17T08:50:27.665944ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065973
observed f2ea17678e3bced694f61dc72c38d010...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:27.640774ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065973/manifest.json
observed f8aa01a6cd7be1345ec840132272dbf9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:27.611280ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065973/publication.md
observed e58abefbadc958df2c73513ddac39c55...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:27.586227ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065973/publication.txt
observed 35c1c66b93207942858a52d1f5875c90...
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.