Pith Number

pith:VZLKAQLP

pith:2015:VZLKAQLPZKJQHRC4S23DYVS3DQ

not attested not anchored not stored refs pending

The Surface Densities of Disk Brown Dwarfs in JWST Surveys

I. N. Reid, R. E. Ryan Jr.

arxiv:1510.05019 v1 · 2015-10-16 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VZLKAQLPZKJQHRC4S23DYVS3DQ}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T01:17:43.313044Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ae56a0416fca9303c45c96b63c565b1c2cb53e1f497739c8b1edd2304e8a591f

Aliases

arxiv: 1510.05019 · arxiv_version: 1510.05019v1 · doi: 10.48550/arxiv.1510.05019 · pith_short_12: VZLKAQLPZKJQ · pith_short_16: VZLKAQLPZKJQHRC4 · pith_short_8: VZLKAQLP

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/VZLKAQLPZKJQHRC4S23DYVS3DQ \
  | 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: ae56a0416fca9303c45c96b63c565b1c2cb53e1f497739c8b1edd2304e8a591f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0ea24605146bfb085fc7ef17288858aec3b94d49bf65f9de9f5b303c525f3594",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-10-16T20:35:36Z",
    "title_canon_sha256": "0fbc71bfb1f947b1d03113a3f49e04aa2a3a8959f2815b574a8a862597d075e7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.05019",
    "kind": "arxiv",
    "version": 1
  }
}