Pith Number

pith:MV53MO7B

pith:2015:MV53MO7BGSKX5Q7W4TTQTANMNN

not attested not anchored not stored refs pending

Evidence for Gas from a Disintegrating Extrasolar Asteroid

B. Zuckerman (2) ((1) ESO (2) UCLA (3) University of Montreal), M. Jura (2), P. Dufour (3), S. Xu (1)

arxiv:1511.05973 v1 · 2015-11-18 · astro-ph.EP · 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{MV53MO7BGSKX5Q7W4TTQTANMNN}

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	2026-05-18T01:22:33.046079Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

657bb63be134957ec3f6e4e70981ac6b7c6015fdfceb47f73bd3fc2cb73c64fd

Aliases

arxiv: 1511.05973 · arxiv_version: 1511.05973v1 · doi: 10.48550/arxiv.1511.05973 · pith_short_12: MV53MO7BGSKX · pith_short_16: MV53MO7BGSKX5Q7W · pith_short_8: MV53MO7B

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/MV53MO7BGSKX5Q7W4TTQTANMNN \
  | 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: 657bb63be134957ec3f6e4e70981ac6b7c6015fdfceb47f73bd3fc2cb73c64fd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ab43bc4f9637056023b17344bff534bec78cbe09b0802db3fa59d18be98c952c",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2015-11-18T21:00:43Z",
    "title_canon_sha256": "b20e27c0a9471dbb278fa8ed977ade62f8b509697c4e2881e6a48533de4c2e87"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.05973",
    "kind": "arxiv",
    "version": 1
  }
}