Pith Number

pith:4RHWT2HG

pith:2011:4RHWT2HGFWM5KFN5UOHBNT3AZ6

not attested not anchored not stored refs pending

The Dark Matter Haloes and Host Galaxies of MgII Absorbers at z~1

Alison Coil, Britt Lundgren, David Wake, Donald York, Nikhil Padmanabhan

arxiv:1106.1642 v1 · 2011-06-08 · 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{4RHWT2HGFWM5KFN5UOHBNT3AZ6}

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	2026-05-18T02:01:40.707176Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e44f69e8e62d99d515bda38e16cf60cfbab89f3cacbeb66fcc96c0898ef7f44d

Aliases

arxiv: 1106.1642 · arxiv_version: 1106.1642v1 · doi: 10.48550/arxiv.1106.1642 · pith_short_12: 4RHWT2HGFWM5 · pith_short_16: 4RHWT2HGFWM5KFN5 · pith_short_8: 4RHWT2HG

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/4RHWT2HGFWM5KFN5UOHBNT3AZ6 \
  | 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: e44f69e8e62d99d515bda38e16cf60cfbab89f3cacbeb66fcc96c0898ef7f44d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "81658a9ff9dfcf80628142bba576e4aff1fc018b6d2027f50a2394d91e4d6228",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-06-08T20:00:01Z",
    "title_canon_sha256": "3f246214aa85c6196b4df5d269c212604930cda286d379281bb2225d41a9b0ab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1106.1642",
    "kind": "arxiv",
    "version": 1
  }
}