Pith Number

pith:FSNF544P

pith:2013:FSNF544PAG2VC57BIFZGASNB6I

not attested not anchored not stored refs pending

A combined GMRT/CLFST image of IC443 at 150 MHz

A. Pramesh Rao, D. A. Green, D. Mitra

arxiv:1309.3078 v1 · 2013-09-12 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FSNF544PAG2VC57BIFZGASNB6I}

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	2026-05-18T02:57:17.688928Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2c9a5ef38f01b55177e141726049a1f22109f69e13008fea26cb135f61eec61d

Aliases

arxiv: 1309.3078 · arxiv_version: 1309.3078v1 · doi: 10.48550/arxiv.1309.3078 · pith_short_12: FSNF544PAG2V · pith_short_16: FSNF544PAG2VC57B · pith_short_8: FSNF544P

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/FSNF544PAG2VC57BIFZGASNB6I \
  | 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: 2c9a5ef38f01b55177e141726049a1f22109f69e13008fea26cb135f61eec61d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d65f6ef25f9a7c768658e6e77af20f53a87809f9b45f9e8feae48497e42e3d4c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2013-09-12T09:47:10Z",
    "title_canon_sha256": "fbcb3b5bc3b22d565be790f164c0b4dcac1c9234e2da2b3cc4025ccf5a9f0d69"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.3078",
    "kind": "arxiv",
    "version": 1
  }
}