Pith Number

pith:NAJP5RZT

pith:2013:NAJP5RZTDQTGWLMOTZ4WRLOIWW

not attested not anchored not stored refs pending

Green galaxies in the COSMOS field

Lulu Fan, Xu Kong, Zhizheng Pan

arxiv:1309.2763 v2 · 2013-09-11 · 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{NAJP5RZTDQTGWLMOTZ4WRLOIWW}

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	2026-05-18T01:47:43.368854Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6812fec7331c266b2d8e9e7968adc8b58f6fd57d8a35f7e691aa978157790ac2

Aliases

arxiv: 1309.2763 · arxiv_version: 1309.2763v2 · doi: 10.48550/arxiv.1309.2763 · pith_short_12: NAJP5RZTDQTG · pith_short_16: NAJP5RZTDQTGWLMO · pith_short_8: NAJP5RZT

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/NAJP5RZTDQTGWLMOTZ4WRLOIWW \
  | 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: 6812fec7331c266b2d8e9e7968adc8b58f6fd57d8a35f7e691aa978157790ac2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1c3497aa84385add4b88d6901878eabd9a866a9aa571ed6e9a03a6e9399322bf",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2013-09-11T08:45:30Z",
    "title_canon_sha256": "4b875a1d411023cb8d2ad4d427af0e8b7529de5afb5206b96efd2a17eb3587cf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.2763",
    "kind": "arxiv",
    "version": 2
  }
}