OpenTechnical

OT-2026-000058053

Publication integrity record

Six cup vacuum gripper, six outlet manifold, single stage ejector, supply line pressure sensor, vented 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-2026-000058053) never changes.

Identity and time

Publication numberOT-2026-000058053 · never reused
Internal UUID01a0ae88-6eda-754e-9c39-e90eef258e93 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:52.020108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058053
StatusPUBLIC

Content hashes

Canonical textf7c7c4ba0e6c2991f2cc817236fa69b7030cf8d35bae495b90bab768606b0b5e
Markdown0f735504a9a5f048b4470f435bfa87a9e8986b1a6259a1c95d0062ffb0889ae7
PDF
Publication pageb7c190aaa3a63791c2c4dfc358c86a28ba8815837971c345eb7f3bdc8bc15209
Manifestba40aeea21c2721bb235ff1bfeb97fc5a2d4f1f9cf318e28275e77c81177e521

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
Signaturetjq85wJ1zjzIRRfnA9wRZ/j/4zLS6XHoPbj/V0kob4b9uqz72swQzSIuwEz6TJDEq5DWxORqIYkHS6W8KXgLBw==
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

2026-09-17T10:47:42.246488ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058053
observed b7c190aaa3a63791c2c4dfc358c86a28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:42.228850ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058053/manifest.json
observed ba40aeea21c2721bb235ff1bfeb97fc5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:42.210028ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058053/publication.md
observed 0f735504a9a5f048b4470f435bfa87a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:42.192706ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058053/publication.txt
observed f7c7c4ba0e6c2991f2cc817236fa69b7...
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.