Pith Number

pith:IOZ7W4EE

pith:2012:IOZ7W4EEFZLFQRZL2EAGSZCKGF

not attested not anchored not stored refs pending

The Chandra X-ray point source catalog in the DEEP2 Galaxy Redshift Survey fields

(2) Dartmouth, 3), (3) JHU, (4) UCSD, (5) UCI, (6) UCB, (7) Pittsburgh), A. D. Goulding (1), A. L. Coil (4), A. Vikhlinin (1), C. Jones (1), J. A. Newman (7) ((1) CfA, M. C. Cooper (5), M. Davis (6), R. C. Hickox (2), R. Kraft (1), S. S. Murray (1, W. R. Forman (1)

arxiv:1206.6884 v1 · 2012-06-28 · astro-ph.HE · astro-ph.CO · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IOZ7W4EEFZLFQRZL2EAGSZCKGF}

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	2026-05-18T01:56:40.767612Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

43b3fb70842e5658472bd10069644a315a6fb170445e7d9a55275209d5f7dfb1

Aliases

arxiv: 1206.6884 · arxiv_version: 1206.6884v1 · doi: 10.48550/arxiv.1206.6884 · pith_short_12: IOZ7W4EEFZLF · pith_short_16: IOZ7W4EEFZLFQRZL · pith_short_8: IOZ7W4EE

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/IOZ7W4EEFZLFQRZL2EAGSZCKGF \
  | 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: 43b3fb70842e5658472bd10069644a315a6fb170445e7d9a55275209d5f7dfb1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fb747e9e976611499f47d6ceb89c45f16149ca45ae34370c4679bcd9eabf228c",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2012-06-28T20:00:00Z",
    "title_canon_sha256": "931c0d655df05b8329439449167ca42fe29987a712cc15596f6e346421b3c715"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1206.6884",
    "kind": "arxiv",
    "version": 1
  }
}