OpenTechnical

OT-2026-000057703

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, three stage ejector, supply line pressure sensor, pulsed 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-2026-000057703) never changes.

Identity and time

Publication numberOT-2026-000057703 · never reused
Internal UUID01a0ae88-2695-74e4-b394-1a874b49095d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:33.513637Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057703
StatusPUBLIC

Content hashes

Canonical textf47157405910b0d03490cbb23ec36f3193a5efb999e5f428c7ce07829e67e9fe
Markdown6c2e7c16f0ffd9ed361fe4fc2d29f3f294ba38b8ded6337bd602c2cfa1795eb4
PDF
Publication pageeb9f5f287d02f7e69a6460b1a6a98b7e23c4a324b0d0d24b3cff2e8637c29434
Manifestbe5d361ff60126fb04ad3b058cd854796be312b54b969be1f3f9445cd5ade648

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
SignatureCyl2f5uE2ypQ0SB1Rm704DwKYs62h0DqOZK0Kke32di2pcIPZT5FYj8MuFjiwFNuQMGl1z93vzfOAfca9kB7Dg==
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

2026-09-17T10:48:22.144956ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057703
observed eb9f5f287d02f7e69a6460b1a6a98b7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:22.126323ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057703/manifest.json
observed be5d361ff60126fb04ad3b058cd85479...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:22.108389ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057703/publication.md
observed 6c2e7c16f0ffd9ed361fe4fc2d29f3f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:22.088630ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057703/publication.txt
observed f47157405910b0d03490cbb23ec36f31...
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.