Pith Number

pith:OL7D5JDB

pith:2014:OL7D5JDB7WTSCA2X7EOJAANZWX

not attested not anchored not stored refs pending

Metal-enriched, sub-kiloparsec gas clumps in the circumgalactic medium of a faint z = 2.5 galaxy

Joseph F. Hennawi, J. Xavier Prochaska, Kathy L. Cooksey, Michael T. Murphy, Michele Fumagalli, Neil H. M. Crighton, Robert A. Simcoe, Tom Shanks

arxiv:1406.4239 v4 · 2014-06-17 · astro-ph.GA · 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{OL7D5JDB7WTSCA2X7EOJAANZWX}

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	2026-05-18T01:42:56.068539Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

72fe3ea461fda7210357f91c9001b9b5f4f6a7c3065d8e61f34a0d1a6f1ca31f

Aliases

arxiv: 1406.4239 · arxiv_version: 1406.4239v4 · doi: 10.48550/arxiv.1406.4239 · pith_short_12: OL7D5JDB7WTS · pith_short_16: OL7D5JDB7WTSCA2X · pith_short_8: OL7D5JDB

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/OL7D5JDB7WTSCA2X7EOJAANZWX \
  | 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: 72fe3ea461fda7210357f91c9001b9b5f4f6a7c3065d8e61f34a0d1a6f1ca31f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1805ec52d5885deb974d50b301b85da5105cfa858b0487320cc6094dc5654d27",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-06-17T05:27:59Z",
    "title_canon_sha256": "17193b99ab4aa5a4222695564ab061edf3c445bc211dd5f63f13a7686ddb928b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.4239",
    "kind": "arxiv",
    "version": 4
  }
}