Pith Number

pith:XVERJ4KQ

pith:2012:XVERJ4KQGWAJQ7UDHJQEHF2M4C

not attested not anchored not stored refs pending

Intergalactic stellar populations in intermediate redshift clusters

E. Giraud, F. J. Selman, H. Quintana, I. Toledo, J. Melnick

arxiv:1207.6394 v1 · 2012-07-26 · 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{XVERJ4KQGWAJQ7UDHJQEHF2M4C}

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	2026-05-18T01:56:06.911692Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bd4914f1503580987e833a6043974ce0abc353ebbf26afa529ce5308b2df56e1

Aliases

arxiv: 1207.6394 · arxiv_version: 1207.6394v1 · doi: 10.48550/arxiv.1207.6394 · pith_short_12: XVERJ4KQGWAJ · pith_short_16: XVERJ4KQGWAJQ7UD · pith_short_8: XVERJ4KQ

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/XVERJ4KQGWAJQ7UDHJQEHF2M4C \
  | 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: bd4914f1503580987e833a6043974ce0abc353ebbf26afa529ce5308b2df56e1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9b734fa07a2d45799e55563b30addd006bdfe3baf680637733280e56b74d9977",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-07-26T19:59:21Z",
    "title_canon_sha256": "c4e3c18e99219d544d7ae56cc0dfbf2677433a50c42fd68ff0b97d42efda2e84"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.6394",
    "kind": "arxiv",
    "version": 1
  }
}