Pith Number

pith:PZB4GEFF

pith:2014:PZB4GEFFBKH7XMRVI6NIC6MWKD

not attested not anchored not stored refs pending

New 2MASS Near-infrared Photometry for Globular Clusters in M31

2), (2) University of Chinese Academy of Sciences), Chinese Academy of Sciences, Jun Ma (1), National Astronomical Observatories, Song Wang (1, Xu Zhou (1) ((1) Key Laboratory of Optical Astronomy, Zhenyu Wu (1)

arxiv:1404.4444 v1 · 2014-04-17 · 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{PZB4GEFFBKH7XMRVI6NIC6MWKD}

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	2026-05-18T02:54:04.364603Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7e43c310a50a8ffbb235479a81799650c9c9f80a208e8e10c0b640f9745a8969

Aliases

arxiv: 1404.4444 · arxiv_version: 1404.4444v1 · doi: 10.48550/arxiv.1404.4444 · pith_short_12: PZB4GEFFBKH7 · pith_short_16: PZB4GEFFBKH7XMRV · pith_short_8: PZB4GEFF

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/PZB4GEFFBKH7XMRVI6NIC6MWKD \
  | 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: 7e43c310a50a8ffbb235479a81799650c9c9f80a208e8e10c0b640f9745a8969

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "619f4aaebea1ea7b594cc4a0857ca813bc20ecb940c5a34c4c929b333c61bc67",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-04-17T08:18:04Z",
    "title_canon_sha256": "48217e59c9397c203d37f1fb983427d0e887530ce8371f97619f146efffa1a05"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.4444",
    "kind": "arxiv",
    "version": 1
  }
}