OpenTechnical

OT-2026-000026796

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, 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-2026-000026796) never changes.

Identity and time

Publication numberOT-2026-000026796 · never reused
Internal UUID01a0ae72-3451-70ba-b96b-5bab655bdf0e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:35.358864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026796
StatusPUBLIC

Content hashes

Canonical text33164afc5c4f4328a90223979b224654d09663223e6cdc30857d19ae54cabf6a
Markdown567762e225eed805e02f96f21a36bb4c812d192532d6fad3ca5493e0c49647f7
PDF
Publication pagec49f45beb74095b16f42994015ffdb58f63226d167d9add9bcc9b42e7d28c4c8
Manifest6872f8ec1c508c0ef567745d2d771dac0ae4c77d3219ed28f63bca87af9c4aec

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
Signaturec9UwAWdt1zwfgMwk/NMVTmrxxpLaiDQDfBEaxVen/iUG9EeyruIFh+MOIM5yvRK/hbmwV7GJYqxl+nBDXsdLDQ==
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

2026-09-17T11:43:22.359444ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026796
observed c49f45beb74095b16f42994015ffdb58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:22.343932ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026796/manifest.json
observed 6872f8ec1c508c0ef567745d2d771dac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:22.327226ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026796/publication.md
observed 567762e225eed805e02f96f21a36bb4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:22.310894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026796/publication.txt
observed 33164afc5c4f4328a90223979b224654...
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.