OpenTechnical

OT-2026-000026717

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, sustained blow-off 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-2026-000026717) never changes.

Identity and time

Publication numberOT-2026-000026717 · never reused
Internal UUID01a0ae71-f4ab-75b3-a841-34c95280161b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:18.960773Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026717
StatusPUBLIC

Content hashes

Canonical text3f843571c24a82fb58eada0e6cd72610dad722ef7172101ba5fc3a3172bdac45
Markdownc82f1193066c1b0953c901eff13e7eb55a331a8fd4b119c68f81f3915d6f736b
PDF
Publication page04e72adb6e396f519491e853baf020cafa1df113a624880dc1c6907ddd49268e
Manifest716b28fec7e68c2867b60f21f3720f1a521f0b25b7ece375c63b1f8e26bad523

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
SignatureH3PD7N21nrpwGkUqrrK0z9QnS0AVmAEXrk4Mdl/XIuXeCXOdaZJ3QqBvUGVaNJuJ0es0kEzmSLU/zLwmqBKsAQ==
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

2026-09-17T11:45:48.838196ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026717
observed 04e72adb6e396f519491e853baf020ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:48.821953ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026717/manifest.json
observed 716b28fec7e68c2867b60f21f3720f1a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:48.803868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026717/publication.md
observed c82f1193066c1b0953c901eff13e7eb5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:48.786887ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026717/publication.txt
observed 3f843571c24a82fb58eada0e6cd72610...
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.