OpenTechnical

OT-2026-000051841

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, vented 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-2026-000051841) never changes.

Identity and time

Publication numberOT-2026-000051841 · never reused
Internal UUID01a0ae83-7c84-735b-bf03-f250956d4c1d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051841
StatusPUBLIC

Content hashes

Canonical textb964cc62285121f5ebe606ba29ff07437187071274282be1a0534b7b25af97fb
Markdowned13cb764fc67f48e3d281ab978c198d913fc22836c5adf719782fb5a07200a1
PDF
Publication page6c816d7308eabdb4e4e1ac6953409f8be9bbf95cdfe637bb1627fdcce6999d4c
Manifestad3b5284029d7c8803219298cb013ab906ed2675c8edfdde8b2654b1c0bb8510

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
Signature/bQR5tziWPvR+idBkeiz+MGVqxuPuXTA5/CCyuGblPT76svGe8Nf7eDDZmUCZl0srdMaEGNQWKNB/Yju0uPMBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:58:46.136437ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051841
observed 6c816d7308eabdb4e4e1ac6953409f8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:46.117827ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051841/manifest.json
observed ad3b5284029d7c8803219298cb013ab9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:46.098828ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051841/publication.md
observed ed13cb764fc67f48e3d281ab978c198d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:46.080411ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051841/publication.txt
observed b964cc62285121f5ebe606ba29ff0743...
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.