OpenTechnical

OT-2026-000050040

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, pump fed, supply line pressure sensor, pulsed 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-2026-000050040) never changes.

Identity and time

Publication numberOT-2026-000050040 · never reused
Internal UUID01a0ae81-fd78-7abf-ac24-5a43c71fe63f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:35:49.774136Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050040
StatusPUBLIC

Content hashes

Canonical text86f90d5e460a77af019a7749b44a389f59fbc2bc10e7c8c2376a7a81e2dcd58d
Markdown4cc91fac68d128aae7a6951ffbbd3bd53cb69ee549d67944d2ec8d41389d9222
PDF
Publication pageddb2c03a3822595c583c3f4d0b0003eccb7ce572591ac97a033a3ece19f259a5
Manifest8af0744ccd8f9ce331bec8e22f4d2a96873447b235d32c6b14285ff6ac2261d2

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
Signaturebz/ePvH/x9C49HgUtKWaBs5L0gSYZ9XmNQts7VwZxHo3IyhTHZsGYmtABeEeRdMHZNt1d2Qc8UCcvS6z2LEkDg==
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

2026-09-17T11:02:01.003313ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050040
observed ddb2c03a3822595c583c3f4d0b0003ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:00.982597ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050040/manifest.json
observed 8af0744ccd8f9ce331bec8e22f4d2a96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:00.964835ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050040/publication.md
observed 4cc91fac68d128aae7a6951ffbbd3bd5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:00.946522ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050040/publication.txt
observed 86f90d5e460a77af019a7749b44a389f...
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.