Pith Number

pith:6Q43DJRO

pith:2010:6Q43DJROKQP643T2HV74EMARCY

not attested not anchored not stored refs pending

Where are the Fossils of the First Galaxies? I. Local Volume Maps and Properties of the Undetected Dwarfs

Massimo Ricotti (University of Maryland), Mia S. Bovill

arxiv:1010.2231 v2 · 2010-10-11 · 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{6Q43DJROKQP643T2HV74EMARCY}

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	2026-05-18T02:05:06.389165Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f439b1a62e541fee6e7a3d7fc230111605a15f8de5e5ce2900fafa702ad4a1d2

Aliases

arxiv: 1010.2231 · arxiv_version: 1010.2231v2 · doi: 10.48550/arxiv.1010.2231 · pith_short_12: 6Q43DJROKQP6 · pith_short_16: 6Q43DJROKQP643T2 · pith_short_8: 6Q43DJRO

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/6Q43DJROKQP643T2HV74EMARCY \
  | 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: f439b1a62e541fee6e7a3d7fc230111605a15f8de5e5ce2900fafa702ad4a1d2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c6d2a2831a08b73ac99f2c73c55a5dbac4b44857aade4b48d4d0715a8114146a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-10-11T20:52:31Z",
    "title_canon_sha256": "593d1e5a06fc90d2aed5e3c85a06d01272ee0dbe10f3b8fc85ccdc5154f4d836"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1010.2231",
    "kind": "arxiv",
    "version": 2
  }
}