Pith Number

pith:5ROX23ZP

pith:2015:5ROX23ZPUGTCGKFZ7WS5QVNCIL

not attested not anchored not stored refs pending

Possible Signatures of Ejecta-Companion Interaction in iPTF 13bvn

Ryosuke Hirai, Shoichi Yamada

arxiv:1504.01845 v2 · 2015-04-08 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5ROX23ZPUGTCGKFZ7WS5QVNCIL}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T01:59:57.519686Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ec5d7d6f2fa1a62328b9fda5d855a242e146524b7d0bbd634588ef7ce3a85ba3

Aliases

arxiv: 1504.01845 · arxiv_version: 1504.01845v2 · doi: 10.48550/arxiv.1504.01845 · pith_short_12: 5ROX23ZPUGTC · pith_short_16: 5ROX23ZPUGTCGKFZ · pith_short_8: 5ROX23ZP

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/5ROX23ZPUGTCGKFZ7WS5QVNCIL \
  | 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: ec5d7d6f2fa1a62328b9fda5d855a242e146524b7d0bbd634588ef7ce3a85ba3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "edd9e35c1f95cf8a5e77abfe240c1ba0500af6437a9300e0a069ea52d0fb5c63",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2015-04-08T07:02:01Z",
    "title_canon_sha256": "dd773f0a145fcd3db2294b0672a51877948e81038770cef0b1169165390aa2cd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.01845",
    "kind": "arxiv",
    "version": 2
  }
}