Pith Number

pith:ZBLDJS5X

pith:2015:ZBLDJS5XFTI6WLRNGALGXAXNDJ

not attested not anchored not stored refs pending

Likely detection of water-rich asteroid debris in a metal-polluted white dwarf

B.T. Gaensicke, D. Koester, E. Breedt, J. Farihi, J. Girven, J.J. Hermes, R. Raddi, S. Scaringi

arxiv:1503.07864 v1 · 2015-03-26 · astro-ph.SR · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZBLDJS5XFTI6WLRNGALGXAXNDJ}

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	2026-05-18T02:04:01.273564Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c85634cbb72cd1eb2e2d30166b82ed1a66d142cdc44b08d1466cacdde06709e6

Aliases

arxiv: 1503.07864 · arxiv_version: 1503.07864v1 · doi: 10.48550/arxiv.1503.07864 · pith_short_12: ZBLDJS5XFTI6 · pith_short_16: ZBLDJS5XFTI6WLRN · pith_short_8: ZBLDJS5X

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/ZBLDJS5XFTI6WLRNGALGXAXNDJ \
  | 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: c85634cbb72cd1eb2e2d30166b82ed1a66d142cdc44b08d1466cacdde06709e6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e17cebe8f0fd421650c012a0c58e548112c36f2201af2e7a44b0548f98d8a51a",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-03-26T20:00:21Z",
    "title_canon_sha256": "6dd68f703f3d3f35355dc4f3c4c1d3ae564c1d4e6c5da8176d24712c80faee82"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.07864",
    "kind": "arxiv",
    "version": 1
  }
}