Pith Number

pith:7ZCTMDVA

pith:2005:7ZCTMDVA6XN2AXUS3AIQTRC4PQ

not attested not anchored not stored refs pending

Late-time Radio Observations of 68 Type Ibc Supernovae: Strong Constraints on Off-Axis Gamma-ray Bursts

A. M. Soderberg, E. Berger, E. Nakar, S. R. Kulkarni

arxiv:astro-ph/0507147 v2 · 2005-07-06 · 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{7ZCTMDVA6XN2AXUS3AIQTRC4PQ}

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.

Cited by

1 paper in Pith

A 14-year-old Mystery: The Peculiar Case of the Engine-driven SN 2012ap

Receipt and verification

First computed	2026-07-04T17:15:44.114167Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fe45360ea0f5dba05e92d81109c45c7c1b97579d0dde3e1a9a1a197482ac09e9

Aliases

arxiv: astro-ph/0507147 · arxiv_version: astro-ph/0507147v2 · doi: 10.48550/arxiv.astro-ph/0507147 · pith_short_12: 7ZCTMDVA6XN2 · pith_short_16: 7ZCTMDVA6XN2AXUS · pith_short_8: 7ZCTMDVA

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/7ZCTMDVA6XN2AXUS3AIQTRC4PQ \
  | 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: fe45360ea0f5dba05e92d81109c45c7c1b97579d0dde3e1a9a1a197482ac09e9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "82a7594ddd51dd241e112c72ce8a57c60a5caf123f6e4d5e22ea2b27694087d3",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-07-06T20:03:33Z",
    "title_canon_sha256": "01f2bd0c2f80815d6fefbcd61a518791733941eeeed451b8f56bde7e0a6d3bb4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0507147",
    "kind": "arxiv",
    "version": 2
  }
}