Pith Number

pith:IARTZ3BX

pith:2014:IARTZ3BXVLI3FKSIFGJ77BRWMK

not attested not anchored not stored refs pending

The dynamics of isolated Local Group galaxies

(2) University of Maryland, (3) Caltech), Evan N. Kirby (1), James S. Bullock (1), Judith G. Cohen (3) ((1) UC Irvine, Manoj Kaplinghat (1), Michael Boylan-Kolchin (2)

arxiv:1401.1208 v2 · 2014-01-06 · 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{IARTZ3BXVLI3FKSIFGJ77BRWMK}

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	2026-05-18T02:49:30.586012Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

40233cec37aad1b2aa482993ff8636628514b31b12ecb1ace1481bdf0fff4722

Aliases

arxiv: 1401.1208 · arxiv_version: 1401.1208v2 · doi: 10.48550/arxiv.1401.1208 · pith_short_12: IARTZ3BXVLI3 · pith_short_16: IARTZ3BXVLI3FKSI · pith_short_8: IARTZ3BX

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/IARTZ3BXVLI3FKSIFGJ77BRWMK \
  | 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: 40233cec37aad1b2aa482993ff8636628514b31b12ecb1ace1481bdf0fff4722

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9e633f03fccf4310709612d09b09c7206a6d1a269212db97ee6cd9d7ccda7d7c",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-01-06T21:00:00Z",
    "title_canon_sha256": "8ab9f4e3df95bc2dd379c4022cf2aad1d3ffc076a5309d6b5c8697f742c401a0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.1208",
    "kind": "arxiv",
    "version": 2
  }
}