OpenTechnical

OT-2026-000045718

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000045718) never changes.

Identity and time

Publication numberOT-2026-000045718 · never reused
Internal UUID01a0ae7d-8f04-7e9d-9615-b1381ad712c1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045718
StatusPUBLIC

Content hashes

Canonical text2f281f06a7ec65784e8b58f24880ff3b5e7c1d14e579b06e41a28cb8c7f15cc5
Markdownc6f199caf6f1f1e78d97bb2b6a6f35175839b945cbc346b2ab5403a928aa661e
PDF
Publication page065a5cc492c8718f20ed21cf7fa1571eda27318718873ca79aaa8ed15b2bb67d
Manifestae7d88ee914b549d536ee0b3d7c81157caa56c28e34b7047bbed2f6b0af0c6eb

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
Signaturez+bBgztwOL468H98XeIgBrsgz7BEnL+k3A2Twvbso1XLUnLmfWCTVFAvXRT7KgtSaNDFtl4AOykG4w/CetxBCQ==
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

2026-09-17T11:09:31.829360ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045718
observed 065a5cc492c8718f20ed21cf7fa1571e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:31.811027ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045718/manifest.json
observed ae7d88ee914b549d536ee0b3d7c81157...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:31.790941ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045718/publication.md
observed c6f199caf6f1f1e78d97bb2b6a6f3517...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:31.772110ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045718/publication.txt
observed 2f281f06a7ec65784e8b58f24880ff3b...
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.