Pith Number

pith:PEJMMWIO

pith:2019:PEJMMWIOJIF6DKUG63YYKRQWCQ

not attested not anchored not stored refs pending

Astro2020 Science White Paper: Cold Gas Outflows, Feedback, and the Shaping of Galaxies

Adam K. Leroy, Alberto D. Bolatto, Caitlin Casey, David Meier, Desika Narayana, Dominik Riechers, Evan E. Schneider, Fabian Walter, Karin M. Sandstrom, Lee Armus, Paul Martini, Richard Mushotzky, Roberto Decarli, Sylvain Veilleux, Tony Wong

arxiv:1904.02120 v1 · 2019-04-03 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PEJMMWIOJIF6DKUG63YYKRQWCQ}

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	2026-05-17T23:49:28.421497Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7912c6590e4a0be1aa86f6f185461614385bceb471c9fc6e28059239280cd92b

Aliases

arxiv: 1904.02120 · arxiv_version: 1904.02120v1 · doi: 10.48550/arxiv.1904.02120 · pith_short_12: PEJMMWIOJIF6 · pith_short_16: PEJMMWIOJIF6DKUG · pith_short_8: PEJMMWIO

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/PEJMMWIOJIF6DKUG63YYKRQWCQ \
  | 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: 7912c6590e4a0be1aa86f6f185461614385bceb471c9fc6e28059239280cd92b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c8c812ee530f93fd11df2c8cdfece8b8726d7a920fba31d434eeeb192ab3cfdd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-04-03T17:29:38Z",
    "title_canon_sha256": "b6db6bc1a9142d3e37a41ba1adb138677067f400f87534e3adef91df094b09bb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.02120",
    "kind": "arxiv",
    "version": 1
  }
}