Pith Number

pith:DUFDIQB5

pith:2015:DUFDIQB5PUC675R2725FCCQL4R

not attested not anchored not stored refs pending

Galaxy Mergers Drive Shocks: an Integral Field Study of GOALS galaxies

J. A. Rich, L. J. Kewley, M. A. Dopita

arxiv:1509.08468 v1 · 2015-09-28 · 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{DUFDIQB5PUC675R2725FCCQL4R}

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	2026-05-18T01:24:18.184902Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1d0a34403d7d05eff63afeba510a0be4758bb5b8a0b71c2e5d190797a95300da

Aliases

arxiv: 1509.08468 · arxiv_version: 1509.08468v1 · doi: 10.48550/arxiv.1509.08468 · pith_short_12: DUFDIQB5PUC6 · pith_short_16: DUFDIQB5PUC675R2 · pith_short_8: DUFDIQB5

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/DUFDIQB5PUC675R2725FCCQL4R \
  | 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: 1d0a34403d7d05eff63afeba510a0be4758bb5b8a0b71c2e5d190797a95300da

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e7107dd3bfb2fdca7d68d0d49a6b4b46a77e726555d088afa063c7a61fac311d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-09-28T20:11:11Z",
    "title_canon_sha256": "de0356b1ae3f12d65160fbb37b09a8f865a11e66231009aa9f3e33f4b40c1ec8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.08468",
    "kind": "arxiv",
    "version": 1
  }
}