OpenTechnical

OT-2026-000064717

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, supply line 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-2026-000064717) never changes.

Identity and time

Publication numberOT-2026-000064717 · never reused
Internal UUID01a0ae8d-deb9-73ce-a58c-1e54ccfb4bbf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064717
StatusPUBLIC

Content hashes

Canonical text4638b4a5dc6245c9a1163b121e457000dd4006f9a867275c5799c35d43dfee8e
Markdowne33ce574f34f31cf874be01d70c133e56813b5a95fe9f79ac69cd8dc62aa76fb
PDF
Publication pageb29bed2b205c50d52b909ad9d06463c24a7e3afc8eda946739c5682603f27c29
Manifest3add315808c6dd150ac90a09748dd8a6820d00b2c91af41a25e7aa637fc65819

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
Signatured8AC1o3TNgUhcrP+HVLx/HKzOYGvHtECeHL7rBgjkcvGS3iGI7gZ9fm0qI6yvZIEMhoR6+53IWy+kOnNLiNoBg==
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

2026-09-17T10:35:35.452137ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064717
observed b29bed2b205c50d52b909ad9d06463c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:35.431474ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064717/manifest.json
observed 3add315808c6dd150ac90a09748dd8a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:35.411886ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064717/publication.md
observed e33ce574f34f31cf874be01d70c133e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:35.393340ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064717/publication.txt
observed 4638b4a5dc6245c9a1163b121e457000...
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.