OpenTechnical

OT-2026-000060273

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, vented 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-2026-000060273) never changes.

Identity and time

Publication numberOT-2026-000060273 · never reused
Internal UUID01a0ae8a-5a74-74ea-bc7f-dc442a1c903c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:57.976275Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060273
StatusPUBLIC

Content hashes

Canonical textfb87b83a824b8bae6493c0bde7140927d1175dc3a1629873e148d5450091cdbd
Markdown90e192b43603f6a42be100711aed9a6a5309551497fd36890c54f8cfbcbeec87
PDF
Publication page4fc5e66c783d7fe324c36bb4b7bc7322b85642a2c2f38d096ceabb58ab50fbf4
Manifest209fa915127ed93d1454b449c599a35619f547bc3648a44eefad7e4bbcdf2aaf

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
Signature+zaLz7SfSkiz5WfPJ6kXpC0W4E3QDHUVtd+u5TxiUeiCGsyFLoXhcktZFqCqMArnvDqmPX5Vpcfg0r94/KHJDg==
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

2026-09-17T10:43:58.478802ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060273
observed 4fc5e66c783d7fe324c36bb4b7bc7322...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:58.460438ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060273/manifest.json
observed 209fa915127ed93d1454b449c599a356...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:58.440561ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060273/publication.md
observed 90e192b43603f6a42be100711aed9a6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:58.421423ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060273/publication.txt
observed fb87b83a824b8bae6493c0bde7140927...
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.