OpenTechnical

OT-2026-000046245

Publication integrity record

Two cup vacuum gripper, two outlet manifold, plant vacuum fed, supply line 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-2026-000046245) never changes.

Identity and time

Publication numberOT-2026-000046245 · never reused
Internal UUID01a0ae7e-57ca-70b5-81da-e462978fd347 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046245
StatusPUBLIC

Content hashes

Canonical text19617fc58b0b7ff378cb890b3c95a595d28ef6dcae09bdaf1f962c3ef81c4900
Markdownfba020c69edb81dc269f8644a9d498888d578823ba0a2bb94bad172b8e804a2f
PDF
Publication page2d464ce9f3c715d76089e4d15e70c770592fbfcb3733be97fc7f12ec06264c8c
Manifestd7724705d9a3de165b1d4cb9efd81c4f98fb423663b7a9eacbf5d9f0a49411da

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
SignaturemcHMijl336gGDMq1YZI7nWWTon87kMbAo47KW5L8MHF6Sy2A15i/dbQpo9jL0H8ZhaqGjlYtQOEDHz5/J0DGAA==
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

2026-09-17T11:08:05.854501ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046245
observed 2d464ce9f3c715d76089e4d15e70c770...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:05.833193ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046245/manifest.json
observed d7724705d9a3de165b1d4cb9efd81c4f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:05.812472ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046245/publication.md
observed fba020c69edb81dc269f8644a9d49888...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:05.791488ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046245/publication.txt
observed 19617fc58b0b7ff378cb890b3c95a595...
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.