Pith Number

pith:3T3FU6EE

pith:2016:3T3FU6EE6C4T2Q34RG66A7RBCH

not attested not anchored not stored refs pending

A free-form lensing model of A370 revealing stellar mass dominated BCGs, in Hubble Frontier Fields images

Daniel Lam, Gary Bernstein, Holland Ford, Jeremy Lim, Jesus Vega-Ferrero, Jose M. Diego, Joseph Silk, Kasper B. Schmidt, Slanger Lee, Takahiro Morishita, Tom Broadhurst, Wei Zheng

arxiv:1609.04822 v1 · 2016-09-15 · 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{3T3FU6EE6C4T2Q34RG66A7RBCH}

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	2026-05-18T00:26:30.686250Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dcf65a7884f0b93d437c89bde07e2111f98a1f5e4acbc703220a5042660e67fa

Aliases

arxiv: 1609.04822 · arxiv_version: 1609.04822v1 · doi: 10.48550/arxiv.1609.04822 · pith_short_12: 3T3FU6EE6C4T · pith_short_16: 3T3FU6EE6C4T2Q34 · pith_short_8: 3T3FU6EE

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/3T3FU6EE6C4T2Q34RG66A7RBCH \
  | 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: dcf65a7884f0b93d437c89bde07e2111f98a1f5e4acbc703220a5042660e67fa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2b714e70a654695eda86c50f9641211ec317808223058342717974e1710f79d5",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-09-15T20:00:02Z",
    "title_canon_sha256": "3f40e7e1bfc26b9dc7f93185912b7d8787adc0596e00d1fa698d943bc4e05e53"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.04822",
    "kind": "arxiv",
    "version": 1
  }
}