Pith Number

pith:Y7P5C3CF

pith:2005:Y7P5C3CFVVJZVL62HLF4PIYIE4

not attested not anchored not stored refs pending

MERLIN monitoring of recent core-collapse supernovae

Alan Pedlar, Danielle Fenech, Hannah Thrall, Megan Argo, Rob Beswick, Tom Muxlow

arxiv:astro-ph/0505487 v2 · 2005-05-24 · 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{Y7P5C3CFVVJZVL62HLF4PIYIE4}

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	2026-07-04T14:14:16.534353Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c7dfd16c45ad539aafda3acbc7a3082719f4eb9c85748e3a2c713d4e7f5cbdf5

Aliases

arxiv: astro-ph/0505487 · arxiv_version: astro-ph/0505487v2 · doi: 10.48550/arxiv.astro-ph/0505487 · pith_short_12: Y7P5C3CFVVJZ · pith_short_16: Y7P5C3CFVVJZVL62 · pith_short_8: Y7P5C3CF

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/Y7P5C3CFVVJZVL62HLF4PIYIE4 \
  | 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: c7dfd16c45ad539aafda3acbc7a3082719f4eb9c85748e3a2c713d4e7f5cbdf5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "efb5ab10cbd9262e7c3e4c2a36b66e2a83df663921d139389e3a53dbf53638a1",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-05-24T13:00:31Z",
    "title_canon_sha256": "f316bd1df0439fa1d4188b80b061f6ce682a5fd0acc8e161f6f7191ec8d1606d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0505487",
    "kind": "arxiv",
    "version": 2
  }
}