Pith Number

pith:N64LFC4P

pith:2011:N64LFC4PLNWSW6N7O7UGNYXFJS

not attested not anchored not stored refs pending

Detection of 3.3 Micron Aromatic Feature in the Supernova Remnant N49 with AKARI

Bon-Chul Koo, Ji Yeon Seok, Takashi Onaka

arxiv:1109.5557 v1 · 2011-09-26 · astro-ph.HE · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{N64LFC4PLNWSW6N7O7UGNYXFJS}

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	2026-05-18T02:00:23.570687Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6fb8b28b8f5b6d2b79bf77e866e2e54c9581ec33df8440c09ac63f5baeb06621

Aliases

arxiv: 1109.5557 · arxiv_version: 1109.5557v1 · doi: 10.48550/arxiv.1109.5557 · pith_short_12: N64LFC4PLNWS · pith_short_16: N64LFC4PLNWSW6N7 · pith_short_8: N64LFC4P

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/N64LFC4PLNWSW6N7O7UGNYXFJS \
  | 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: 6fb8b28b8f5b6d2b79bf77e866e2e54c9581ec33df8440c09ac63f5baeb06621

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0a8b8d2d743d0cce03f4bb1d6bf3b0fbc9f748b9f2f2701e3d7d02dc78387d55",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2011-09-26T13:35:19Z",
    "title_canon_sha256": "6bb52939b644a802b0b8f7524b3c2402a930776a66dad67a70b5ffe5429d0fc4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.5557",
    "kind": "arxiv",
    "version": 1
  }
}