OpenTechnical

OT-2026-000034254

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, pulsed blow-off 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-2026-000034254) never changes.

Identity and time

Publication numberOT-2026-000034254 · never reused
Internal UUID01a0ae75-df0d-7262-840f-763fffadff5f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034254
StatusPUBLIC

Content hashes

Canonical texta9476f71f3c789db3df008a6e2748281b35e260a6e4852df397c136d5161a355
Markdown3e9799936194f3b6863bffc06d36d7902338fcb2ad8c81e75d558ee260928eb4
PDF
Publication pageae3e9fcb35797bbab6000c32441366efe5ad14b99c52d5c077881b5a8a8b8e1f
Manifest43c9f8bec6be4d02b26c44fa9b949ba8ab49c55e6d66e8a7fc12ed734310fabf

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
SignatureohFmBjQdZgkrhKr6En1RvdXE8XyWhhB8y+NapY+bNkqVvD4WpijZZaoGVi/WC3Bdn7op+ZVHibg9l4DF2yW4CQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:30:48.704524ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034254
observed ae3e9fcb35797bbab6000c32441366ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:48.687820ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034254/manifest.json
observed 43c9f8bec6be4d02b26c44fa9b949ba8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:48.671579ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034254/publication.md
observed 3e9799936194f3b6863bffc06d36d790...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:48.652136ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034254/publication.txt
observed a9476f71f3c789db3df008a6e2748281...
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.