Pith Number

pith:7ZNEC2B3

pith:2018:7ZNEC2B3G3QAZGSUPGF4HH3G2X

not attested not anchored not stored refs pending

Thermodynamic Properties of the Evershed Flow in the Lower Chromosphere

Christian Beck, Debi Prasad Choudhary

arxiv:1804.07326 v1 · 2018-04-19 · 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{7ZNEC2B3G3QAZGSUPGF4HH3G2X}

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	2026-05-18T00:17:59.150328Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fe5a41683b36e00c9a54798bc39f66d5f5d3576d448e3c171a647931f6a4fb6e

Aliases

arxiv: 1804.07326 · arxiv_version: 1804.07326v1 · doi: 10.48550/arxiv.1804.07326 · pith_short_12: 7ZNEC2B3G3QA · pith_short_16: 7ZNEC2B3G3QAZGSU · pith_short_8: 7ZNEC2B3

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/7ZNEC2B3G3QAZGSUPGF4HH3G2X \
  | 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: fe5a41683b36e00c9a54798bc39f66d5f5d3576d448e3c171a647931f6a4fb6e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ef18ebba8bf011ba97df808debd28287ad98cb40cf6a0ef54470684de9f19baa",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-04-19T18:27:21Z",
    "title_canon_sha256": "d3b8de84b36507d09309129e079e2fff3701b1bc6397d56c38e7d62d01159997"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.07326",
    "kind": "arxiv",
    "version": 1
  }
}