Pith Number

pith:PLXSZZRR

pith:2013:PLXSZZRRW2QWPLO24FFJT7QVLB

not attested not anchored not stored refs pending

Warm molecular hydrogen in outflows from Ultraluminous Infrared Galaxies

Matthew J. Hill, Nadia L. Zakamska (Johns Hopkins University)

arxiv:1311.0311 v2 · 2013-11-01 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PLXSZZRRW2QWPLO24FFJT7QVLB}

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	2026-05-18T01:46:39.779068Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7aef2ce631b6a167addae14a99fe15586e4e66bdddfd41e916860a11c809c2d9

Aliases

arxiv: 1311.0311 · arxiv_version: 1311.0311v2 · doi: 10.48550/arxiv.1311.0311 · pith_short_12: PLXSZZRRW2QW · pith_short_16: PLXSZZRRW2QWPLO2 · pith_short_8: PLXSZZRR

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/PLXSZZRRW2QWPLO24FFJT7QVLB \
  | 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: 7aef2ce631b6a167addae14a99fe15586e4e66bdddfd41e916860a11c809c2d9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "70695ef1be594bcd2abc918125ea8304b49e45eaf33c2427d0fcb3c81cd8dd51",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-11-01T21:13:30Z",
    "title_canon_sha256": "490db1f74e8bf7a501f466afb3813f099cfa98f270a01374a5361b3bf50f03b1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.0311",
    "kind": "arxiv",
    "version": 2
  }
}