Pith Number

pith:72K3JFRG

pith:2013:72K3JFRGJZRROG5ROKJQYPWVCZ

not attested not anchored not stored refs pending

Discovery of a large number of candidate proto-clusters traced by ~15 Mpc-scale galaxy overdensities in COSMOS

Karl Gebhardt, Roderik Overzier, Yi-Kuan Chiang

arxiv:1312.4747 v1 · 2013-12-17 · 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{72K3JFRGJZRROG5ROKJQYPWVCZ}

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	2026-05-18T01:45:49.815427Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fe95b496264e63171bb172930c3ed5167adbadec560566864fc9289ccfac794e

Aliases

arxiv: 1312.4747 · arxiv_version: 1312.4747v1 · doi: 10.48550/arxiv.1312.4747 · pith_short_12: 72K3JFRGJZRR · pith_short_16: 72K3JFRGJZRROG5R · pith_short_8: 72K3JFRG

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/72K3JFRGJZRROG5ROKJQYPWVCZ \
  | 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: fe95b496264e63171bb172930c3ed5167adbadec560566864fc9289ccfac794e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ca8160d4b7c6ac433e64c9d69d4e5fe25f9afeebe9b31cb9aeefc020033a0cf2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-12-17T12:37:13Z",
    "title_canon_sha256": "9de49e2c17f33ad583a24a40b04959f069216bce421abc2aa6f0b7254208a0fb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.4747",
    "kind": "arxiv",
    "version": 1
  }
}