Pith Number

pith:7I52JO7S

pith:2019:7I52JO7SGRF5RDEZV7GPU556X7

not attested not anchored not stored refs pending

Principles Of Heliophysics: a textbook on the universal processes behind planetary habitability

Alan Tribble, Brian Wood, Chuck Smith, Dana Longcope, Daniel Marsh, Dave Brain, Dave Siskind, David Boteler, Debrah Fischer, Dietmar Krauss-Varban, Don Brownlee, Fran Bagenal, Frank Toffoletto, George Gloeckler, George Siscoe, Guy Brasseur, Hauke Schmidt, Hugh Hudson, Jack Gosling, Janet Green, Jan Sojka, Jeff Linsky, Ji Wang, Joe Giacalone, Judith Lean, Juerg Beer, Karel Schrijver, Kent Tobiska, Lee Hartmann, Luke Moore, Margaret Kivelson, Marina Galand, Mario Bisi, Mark Miesch, Mark Moldwin, Matthias Rempel, Merav Opher, Mihaly Horanyi, Neal Zapp, Nick Gross, Norbert Jakowski, Norbert Krupp, Ofer Cohen, Paul Charbonneau, Rachel Osten, Randy Jokipii, Richard Walterscheid, Sabine Stanley, Stan Solomon, Sten Odenwald, Steve Bougher, Steve Guetersloh, Terry Forbes, Tim Bastian, Tim Fuller-Rowell, Tom Bogdan, Tom Crowley, Tom Stallard, Tom Woods, Uli Christensen, Viggo Hansteen, Vytenis Vasyliunas

arxiv:1910.14022 v4 · 2019-10-31 · astro-ph.SR · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7I52JO7SGRF5RDEZV7GPU556X7}

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	2026-07-05T08:01:12.656256Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fa3ba4bbf2344bd88c99afccfa77bebfd0faa4ded12e3005d31b4816b1398f60

Aliases

arxiv: 1910.14022 · arxiv_version: 1910.14022v4 · doi: 10.48550/arxiv.1910.14022 · pith_short_12: 7I52JO7SGRF5 · pith_short_16: 7I52JO7SGRF5RDEZ · pith_short_8: 7I52JO7S

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/7I52JO7SGRF5RDEZV7GPU556X7 \
  | 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: fa3ba4bbf2344bd88c99afccfa77bebfd0faa4ded12e3005d31b4816b1398f60

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1a434dacdb1ab1e70fb1553b039876ac4a4cc858a1806caf21838db662b07b19",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-10-31T03:31:25Z",
    "title_canon_sha256": "780e33f1415af6d764c8e3bd4f0651735018d6445fc497466636ca988b766603"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1910.14022",
    "kind": "arxiv",
    "version": 4
  }
}