Pith Number

pith:G7RAK7V5

pith:2010:G7RAK7V5VACHI3IBWNMUJXDQPS

not attested not anchored not stored refs pending

Star Formation in the Outer Filaments of NGC 1275

(2) University of Nottingham, (3) University of Wisconsin), A.C. Fabian (1), Cambridge, C.J. Conselice (2), C.S. Crawford (1), E. Zweibel (3) ((1) Institute of Astronomy, J.S. Gallagher III (3), J.S. Sanders (1), R.E.A. Canning (1), R.M. Johnstone (1)

arxiv:1002.1056 v2 · 2010-02-04 · 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{G7RAK7V5VACHI3IBWNMUJXDQPS}

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	2026-05-18T02:09:19.420081Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

37e2057ebda804746d01b35944dc707cad74f7831e24ce0e0bec13fd66d46c9a

Aliases

arxiv: 1002.1056 · arxiv_version: 1002.1056v2 · doi: 10.48550/arxiv.1002.1056 · pith_short_12: G7RAK7V5VACH · pith_short_16: G7RAK7V5VACHI3IB · pith_short_8: G7RAK7V5

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/G7RAK7V5VACHI3IBWNMUJXDQPS \
  | 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: 37e2057ebda804746d01b35944dc707cad74f7831e24ce0e0bec13fd66d46c9a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e64e5ab09a899a1b1482637125b43008806618d1d2aec6665e8e113cd90b8f7b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-02-04T18:26:13Z",
    "title_canon_sha256": "3a00072d3323633eca1fd5bec7e186f6f5902ba1ac6563c08c7b8801912d3bdb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1002.1056",
    "kind": "arxiv",
    "version": 2
  }
}