OpenTechnical

OT-2026-000099622

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, pump 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-2026-000099622) never changes.

Identity and time

Publication numberOT-2026-000099622 · never reused
Internal UUID01a0aea2-c975-707e-b4f4-95e32140ebd7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099622
StatusPUBLIC

Content hashes

Canonical text1df58da0a7e9325760a85f8892937f1f4051bd6ecaef597d95834c57b81fb084
Markdown85a05162779bdfe3af8f4901e820c799ad1b915d271d23d7da4dff3a0fc2f0b4
PDF
Publication pageec8b4cfeaed55cea63f32766632e3e819fb38646e3dfa876a13797560d41f96f
Manifesteb9b96a5c64678271b6af11bb3a72e9dcacc7bcc85f68045b7d58516f8c68f84

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
Signature5lH36dj5JqrCr5fpppVHUC7bwx3BSswWujpC8si7R9Eh8KQa5pKax0FVtDWjgaiPYiCKYW2UlBW3KjlEP20yBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:29:33.316852ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099622
observed ec8b4cfeaed55cea63f32766632e3e81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:33.299620ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099622/manifest.json
observed eb9b96a5c64678271b6af11bb3a72e9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:33.282607ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099622/publication.md
observed 85a05162779bdfe3af8f4901e820c799...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:33.266224ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099622/publication.txt
observed 1df58da0a7e9325760a85f8892937f1f...
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.