OpenTechnical

OT-2026-000104429

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, single stage ejector, pulsed blow-off after set-down

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-2026-000104429) never changes.

Identity and time

Publication numberOT-2026-000104429 · never reused
Internal UUID01a0aea5-3421-7046-8802-a8d0cf61b879 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:17.519068Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104429
StatusPUBLIC

Content hashes

Canonical textba2a504de6fa04bd8b6f8a774677dc140bc47b22b46b3a394c074cd198a3b72b
Markdown7124e13a85673356dc1766bd2a188105060c8c2520506055c4204cae1cdaeb0c
PDF
Publication page3ca50ba8cdd7db1e122cf55b6a3e5a5f7dde221de5b3d26bd52e2f70ef66ff35
Manifest14cf8ac0f6038c6ed27aebf58fff19c27fe0745d0c54caec22c2ff6bba848cba

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
SignatureMQ2BNy5uny7rMPc0jZKl5VXNFVO+xVLnJR+7vLUJLPzwP3v2II7S6v31PRjuQ7uNv6k+LIVOvgx0uSs0uZWbBA==
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

2026-09-17T09:21:42.254168ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104429
observed 3ca50ba8cdd7db1e122cf55b6a3e5a5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:42.237631ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104429/manifest.json
observed 14cf8ac0f6038c6ed27aebf58fff19c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:42.220634ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104429/publication.md
observed 7124e13a85673356dc1766bd2a188105...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:42.203864ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104429/publication.txt
observed ba2a504de6fa04bd8b6f8a774677dc14...
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.