Pith Number

pith:RT4GEFK4

pith:2021:RT4GEFK47HAWXAOZAWXJZF3M4X

not attested not anchored not stored refs pending

Understanding Heating in Active Region Cores through Machine Learning II. Classifying Observations

N. M. Viall, S. J. Bradshaw, W. T. Barnes

arxiv:2107.07612 v1 · 2021-07-15 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RT4GEFK47HAWXAOZAWXJZF3M4X}

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

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	2026-07-05T03:21:55.153091Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8cf862155cf9c16b81d905ae9c976ce5f21d15e171e686702c1d3a8d813495e1

Aliases

arxiv: 2107.07612 · arxiv_version: 2107.07612v1 · doi: 10.48550/arxiv.2107.07612 · pith_short_12: RT4GEFK47HAW · pith_short_16: RT4GEFK47HAWXAOZ · pith_short_8: RT4GEFK4

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/RT4GEFK47HAWXAOZAWXJZF3M4X \
  | 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: 8cf862155cf9c16b81d905ae9c976ce5f21d15e171e686702c1d3a8d813495e1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e578a8429467b62764e67b13f35b3e103ca35c1ea3ce42e8f66715cba8314182",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2021-07-15T21:16:50Z",
    "title_canon_sha256": "8b1fa7b7165e29c70bb449b48d1a72bda41cae31bdcf7519b8f610ea36d20757"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.07612",
    "kind": "arxiv",
    "version": 1
  }
}