Pith Number

pith:L3LMACRS

pith:2012:L3LMACRSTEXBJTDQSZK2LU5LJO

not attested not anchored not stored refs pending

Insights into the nature of northwest-to-southeast aligned ionospheric wavefronts from contemporaneous Very Large Array and ionosondes observations

J. F. Helmboldt

arxiv:1206.0688 v1 · 2012-06-04 · physics.space-ph

Open paper page JSON Open Graph Bundle Merged state What is a Pith Number?

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T01:57:08.112682Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5ed6c00a32992e14cc709655a5d3ab4b9b22d1b57fe2ce992ce32f1a5b042baf

Aliases

arxiv: 1206.0688 · arxiv_version: 1206.0688v1 · doi: 10.48550/arxiv.1206.0688 · pith_short_12: L3LMACRSTEXB · pith_short_16: L3LMACRSTEXBJTDQ · pith_short_8: L3LMACRS

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/L3LMACRSTEXBJTDQSZK2LU5LJO \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 5ed6c00a32992e14cc709655a5d3ab4b9b22d1b57fe2ce992ce32f1a5b042baf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f22212b534a65f679e14437dfc34a6c410a2f4c5ddf1e92a0d14e8c60fd08acd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.space-ph",
    "submitted_at": "2012-06-04T17:45:28Z",
    "title_canon_sha256": "6797b7bbf84f72a7c89d10ef3c18ae314426630cd4f21150c7ec8b06a753f189"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1206.0688",
    "kind": "arxiv",
    "version": 1
  }
}