OpenTechnical

OT-2026-000044678

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, pump fed, supply line pressure sensor, sustained blow-off 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-2026-000044678) never changes.

Identity and time

Publication numberOT-2026-000044678 · never reused
Internal UUID01a0ae7c-39da-7f00-b6cc-f70a81ac4214 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044678
StatusPUBLIC

Content hashes

Canonical textec42e47b06c5e618e2a1e2a5409e3a579e8d9270b435cf589bc64985c8a69e67
Markdowne3ff1235b2412b88c2cf8ae4cab7e429d4ef7a9f89d7ad1703cf7e8964dbfce3
PDF
Publication pagedba8d4d5f752531940efd21b7a630f8f0959d1a01ab85f61fe9af1132f9f76ec
Manifest34b972505786d903ed1ffd980d7e12f0357d4434afb61d2cbb2320d8c971368b

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
Signature8iUBTIIfoSdh8TBdxe3pcgqGBirsOk99gaZXDSXYgcA2+z6iOxvrPKbVeOE8+YcrY9AParDBI9q0IIUg/hJDAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:11:55.875699ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044678
observed dba8d4d5f752531940efd21b7a630f8f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:55.857333ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044678/manifest.json
observed 34b972505786d903ed1ffd980d7e12f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:55.839073ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044678/publication.md
observed e3ff1235b2412b88c2cf8ae4cab7e429...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:55.821158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044678/publication.txt
observed ec42e47b06c5e618e2a1e2a5409e3a57...
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.