OpenTechnical

OT-2026-000065786

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000065786) never changes.

Identity and time

Publication numberOT-2026-000065786 · never reused
Internal UUID01a0ae8e-46fb-71b4-9e32-7410171486bf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065786
StatusPUBLIC

Content hashes

Canonical textad437c4b12df2de8b1d31e84dbbb63ceb7652f2bff6a9d3c994faeb29e9c3b0f
Markdowna280d96d10e27bc10b7c7a65fa72a3769346d71d0066629d44c50ab6b806f647
PDF
Publication page4cd3266cc134e0ff2f008b075000e6cd48c5c978575bfe461a9b40e397516918
Manifest6e2af8f8c6183f5938f956a6fa099009c4bdac47e177380ecf755bc5826c7678

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
SignaturepYh3wp/2ulIOqm1zka4GRQuLjeK9rM6rvfXK5i+z46Sgz7bxn7LjT91kzhM9tpkvkgh2HJ7DWNaJ40+9tU1+AQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:34:13.477463ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065786
observed 4cd3266cc134e0ff2f008b075000e6cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:13.461109ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065786/manifest.json
observed 6e2af8f8c6183f5938f956a6fa099009...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:13.441920ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065786/publication.md
observed a280d96d10e27bc10b7c7a65fa72a376...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:13.423058ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065786/publication.txt
observed ad437c4b12df2de8b1d31e84dbbb63ce...
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.