Pith Number

pith:JCD2I6NV

pith:2003:JCD2I6NVHRRUZ44Y5QOB3V22UB

not attested not anchored not stored refs pending

Discovery of X-Ray Burst Oscillations from a Neutron-Star X-Ray Transient in the Globular Cluster NGC 6440

J.A. Tomsick, J. Heise, J.J.M. in 't Zand, P. Kaaret

arxiv:astro-ph/0303379 v1 · 2003-03-17 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JCD2I6NVHRRUZ44Y5QOB3V22UB}

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	2026-07-04T16:36:41.097477Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4887a479b53c634cf398ec1c1dd75aa06d5b1f379f2f0bc23aa88d2176179276

Aliases

arxiv: astro-ph/0303379 · arxiv_version: astro-ph/0303379v1 · doi: 10.48550/arxiv.astro-ph/0303379 · pith_short_12: JCD2I6NVHRRU · pith_short_16: JCD2I6NVHRRUZ44Y · pith_short_8: JCD2I6NV

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/JCD2I6NVHRRUZ44Y5QOB3V22UB \
  | 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: 4887a479b53c634cf398ec1c1dd75aa06d5b1f379f2f0bc23aa88d2176179276

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f92a761abc0d70f79b5b14e1a2d2624880fd14279bcd43f15004c2b1a51324db",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-03-17T17:08:53Z",
    "title_canon_sha256": "4731d24d1655fa80651884ead18effe8f28aea8579be0848b5bebfb16fa455a6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0303379",
    "kind": "arxiv",
    "version": 1
  }
}