Pith Number

pith:PV6QUAPV

pith:2009:PV6QUAPVZTT2H7BXYI7OYTCQMO

not attested not anchored not stored refs pending

Halo Gas and Galaxy Disk Kinematics Derived from Observations and LCDM Simulations of MgII Absorption Selected Galaxies at Intermediate Redshift

(2) NMSU, (3) HU Jerusalem, (4) Caltech), A. Klypin (2), C. C. Steidel (4), C. W. Churchill (2), D. Ceverino (3), G. G. Kacprzak (1), M. T. Murphy (1) ((1) Swinburne

arxiv:0912.2746 v1 · 2009-12-14 · 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{PV6QUAPVZTT2H7BXYI7OYTCQMO}

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	2026-05-18T02:33:56.541012Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7d7d0a01f5cce7a3fc37c23eec4c50638e779877201e97d0bf0a8b0df47b0ec9

Aliases

arxiv: 0912.2746 · arxiv_version: 0912.2746v1 · doi: 10.48550/arxiv.0912.2746 · pith_short_12: PV6QUAPVZTT2 · pith_short_16: PV6QUAPVZTT2H7BX · pith_short_8: PV6QUAPV

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/PV6QUAPVZTT2H7BXYI7OYTCQMO \
  | 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: 7d7d0a01f5cce7a3fc37c23eec4c50638e779877201e97d0bf0a8b0df47b0ec9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "67f8ca9a718ca41e04a1d5c4f128d731e92e6efc5c2602bbd4cbb61c37516d09",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-12-14T21:40:05Z",
    "title_canon_sha256": "45a573a46357c0430559e2478ca114d1d7ffe205a0a5e6e4210acb053e73ff85"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0912.2746",
    "kind": "arxiv",
    "version": 1
  }
}