OpenTechnical

OT-2026-000059233

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, manifold pressure sensor, vented before 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-2026-000059233) never changes.

Identity and time

Publication numberOT-2026-000059233 · never reused
Internal UUID01a0ae89-8613-703d-b313-bac7194a2a86 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059233
StatusPUBLIC

Content hashes

Canonical texte1cdc2b716bbff17adafea2739926fe5407c73ce1c41fa9a8b164a45f7795d2e
Markdown144167cb91b727fb8c430e2c305a624f3f433fe94513fc489c740c203f566016
PDF
Publication page9014a6eaccf727c86ea161032dc8bdf0a1c307e86476b4c152fd21f854123a21
Manifest93578922d4725b5f8a88ba7288a5093dd6d4b7c8fd18a9bd931d37d56ceec878

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
Signature8l5UwnXvGoeulqbtSpyfeTO06prnkS6VYPG3ys5LDilZb6DmjLHIffT6tNiybjLfGAUN8HL3GEcFXVQpdn1vCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:45:46.012152ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059233
observed 9014a6eaccf727c86ea161032dc8bdf0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:45.995021ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059233/manifest.json
observed 93578922d4725b5f8a88ba7288a5093d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:45.976816ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059233/publication.md
observed 144167cb91b727fb8c430e2c305a624f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:45.958608ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059233/publication.txt
observed e1cdc2b716bbff17adafea2739926fe5...
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.