Pith Number

pith:RPOBIDKH

pith:2019:RPOBIDKHCAP33USZVMZAHLMM2J

not attested not anchored not stored refs pending

Data-Optimized Coronal Field Model: I. Proof of Concept

A. Savcheva, D. W. Nychka, E. E. DeLuca, K. Dalmasse, N. Flyer, N. Mathews, S. E. Gibson, Y. Fan

arxiv:1904.06308 v1 · 2019-04-12 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RPOBIDKHCAP33USZVMZAHLMM2J}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-17T23:44:11.382850Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8bdc140d47101fbdd259ab3203ad8cd26cbc8cd1c76bafaa85f8a7eae0865aad

Aliases

arxiv: 1904.06308 · arxiv_version: 1904.06308v1 · doi: 10.48550/arxiv.1904.06308 · pith_short_12: RPOBIDKHCAP3 · pith_short_16: RPOBIDKHCAP33USZ · pith_short_8: RPOBIDKH

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/RPOBIDKHCAP33USZVMZAHLMM2J \
  | 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: 8bdc140d47101fbdd259ab3203ad8cd26cbc8cd1c76bafaa85f8a7eae0865aad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a6e1846750cc39dd6cc9298170ce83dca20bc1f53d7d645f56961155e7a63780",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-04-12T16:28:40Z",
    "title_canon_sha256": "beaf5d6dc3ae55667983e936529b2eb5731c1eba7e60e462f4060c880b00d54a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.06308",
    "kind": "arxiv",
    "version": 1
  }
}