Pith Number

pith:UTNJYLSL

pith:2019:UTNJYLSL27CEWTT6REVDGTJ5HZ

not attested not anchored not stored refs pending

Diagnosing the Stellar Population and Tidal Structure of the Blanco1 Star Cluster

J. Z. Liu, Shih-Yun Tang, W. P. Chen, Xiaoying Pang, Yu Zhang

arxiv:1912.06657 v1 · 2019-12-13 · astro-ph.GA · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UTNJYLSL27CEWTT6REVDGTJ5HZ}

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	2026-07-05T00:40:06.155033Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a4da9c2e4bd7c44b4e7e892a334d3d3e462ad44416886fbd1422c91983780d91

Aliases

arxiv: 1912.06657 · arxiv_version: 1912.06657v1 · doi: 10.48550/arxiv.1912.06657 · pith_short_12: UTNJYLSL27CE · pith_short_16: UTNJYLSL27CEWTT6 · pith_short_8: UTNJYLSL

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/UTNJYLSL27CEWTT6REVDGTJ5HZ \
  | 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: a4da9c2e4bd7c44b4e7e892a334d3d3e462ad44416886fbd1422c91983780d91

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "449049e51c92bbd90be78252d61f0568832faf3751ef56a595ade8740652b06b",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-12-13T19:00:00Z",
    "title_canon_sha256": "de37464699aa88a98a3eaa54c156a475104bcef59edd09f1628ecf54b9fba929"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1912.06657",
    "kind": "arxiv",
    "version": 1
  }
}