Pith Number

pith:MHM5I3WI

pith:2016:MHM5I3WINWK4I5B6JUYJT2A7PU

not attested not anchored not stored refs pending

Photometric Selection of a Massive Galaxy Catalog with $z\geq0.55$

Carolina N\'u\~nez (CMU), David N. Spergel (Princeton), Shirley Ho (CMU)

arxiv:1604.01051 v2 · 2016-04-04 · 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{MHM5I3WINWK4I5B6JUYJT2A7PU}

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	2026-05-18T00:52:39.866224Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

61d9d46ec86d95c4743e4d3099e81f7d030be28960a25ac6d021246917cf98df

Aliases

arxiv: 1604.01051 · arxiv_version: 1604.01051v2 · doi: 10.48550/arxiv.1604.01051 · pith_short_12: MHM5I3WINWK4 · pith_short_16: MHM5I3WINWK4I5B6 · pith_short_8: MHM5I3WI

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/MHM5I3WINWK4I5B6JUYJT2A7PU \
  | 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: 61d9d46ec86d95c4743e4d3099e81f7d030be28960a25ac6d021246917cf98df

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e0a08c1205182c6392132a0d2f81ae1dbd766ebb0e7f31d14641c51e8802990a",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-04-04T20:37:15Z",
    "title_canon_sha256": "08536c114f9a1c152899e170a11265670e3020522a7b9df454ed3111629cec5b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.01051",
    "kind": "arxiv",
    "version": 2
  }
}