Pith Number

pith:I4E54PVO

pith:2011:I4E54PVOUTK5NYJ4YWCHRO5ZHK

not attested not anchored not stored refs pending

Gamma-ray emission from the globular clusters Liller 1, M80, NGC 6139, NGC 6541, NGC 6624, and NGC 6752

A. K. H. Kong, C. Li, C. Y. Hui, K. S. Cheng, P. H. T. Tam, T.-N. Lu

arxiv:1101.4106 v1 · 2011-01-21 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{I4E54PVOUTK5NYJ4YWCHRO5ZHK}

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	2026-05-18T03:49:47.591123Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4709de3eaea4d5d6e13cc58478bbb93aab33db5fe1a113e1de0d5605960c4b4f

Aliases

arxiv: 1101.4106 · arxiv_version: 1101.4106v1 · doi: 10.48550/arxiv.1101.4106 · pith_short_12: I4E54PVOUTK5 · pith_short_16: I4E54PVOUTK5NYJ4 · pith_short_8: I4E54PVO

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/I4E54PVOUTK5NYJ4YWCHRO5ZHK \
  | 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: 4709de3eaea4d5d6e13cc58478bbb93aab33db5fe1a113e1de0d5605960c4b4f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "029481198c5c08471cef219d7521c76e99bf0c6d12895b00fbbb3bce6416388a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2011-01-21T10:35:10Z",
    "title_canon_sha256": "cc552f1a9d59643e14ba3da5b6d81d5af254bb7976b9ec3666bd20945fbdc67c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1101.4106",
    "kind": "arxiv",
    "version": 1
  }
}