Pith Number

pith:WON5U3VY

pith:2015:WON5U3VYN5H4H4RF2BBGDFFFED

not attested not anchored not stored refs pending

Cool white dwarf companions to four millisecond pulsars

B. W. Stappers, C.G. Bassa, D. Koester, F. Camilo, I. Cognard, J. Antoniadis, M. Kramer, S. R. Ransom

arxiv:1511.01319 v1 · 2015-11-04 · astro-ph.HE · 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{WON5U3VYN5H4H4RF2BBGDFFFED}

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	2026-05-18T01:24:45.849114Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b39bda6eb86f4fc3f225d0426194a520e622c19517c128b8091139253dc5fda1

Aliases

arxiv: 1511.01319 · arxiv_version: 1511.01319v1 · doi: 10.48550/arxiv.1511.01319 · pith_short_12: WON5U3VYN5H4 · pith_short_16: WON5U3VYN5H4H4RF · pith_short_8: WON5U3VY

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/WON5U3VYN5H4H4RF2BBGDFFFED \
  | 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: b39bda6eb86f4fc3f225d0426194a520e622c19517c128b8091139253dc5fda1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "784acb2bae6a93e9067311996a76faddade5271c2708a2e14474b44b49bf0704",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2015-11-04T13:05:55Z",
    "title_canon_sha256": "4f796c994c7b03e4fc44e1a1367677db9e3d6906a283e15f7f497fd26ab742cc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.01319",
    "kind": "arxiv",
    "version": 1
  }
}