Pith Number

pith:V3R2LV4T

pith:2012:V3R2LV4TTY3LV3ZDUI4QQGFXU6

not attested not anchored not stored refs pending

The Horizontal Branch in the UV Colour Magnitude Diagrams. II. The case of M3, M13 and M79

Alessio Mucciarelli, Emanuele Dalessandro, Francesco R. Ferraro, Maurizio Salaris, Santi Cassisi

arxiv:1212.4419 v1 · 2012-12-18 · astro-ph.SR · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{V3R2LV4TTY3LV3ZDUI4QQGFXU6}

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	2026-05-18T01:52:30.916199Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aee3a5d7939e36baef23a2390818b7a7a27db0bfcdc656a36da4123abc5d0280

Aliases

arxiv: 1212.4419 · arxiv_version: 1212.4419v1 · doi: 10.48550/arxiv.1212.4419 · pith_short_12: V3R2LV4TTY3L · pith_short_16: V3R2LV4TTY3LV3ZD · pith_short_8: V3R2LV4T

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/V3R2LV4TTY3LV3ZDUI4QQGFXU6 \
  | 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: aee3a5d7939e36baef23a2390818b7a7a27db0bfcdc656a36da4123abc5d0280

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4e2ca61e6b7aa7fb0edad1379b17e2e8f27a335913dd45082fb4cb62f050327c",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-12-18T16:40:33Z",
    "title_canon_sha256": "ecf4f544f5d941f50146a48ad3f3780f81ac6179b0c6f5f7f0c1684158f7b01a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.4419",
    "kind": "arxiv",
    "version": 1
  }
}