Pith Number

pith:NIGXMLNH

pith:2008:NIGXMLNHD4LQY2E67RHHSYWKNS

not attested not anchored not stored refs pending

Massive stars exploding in a He-rich circumstellar medium III. SN 2006jc: IR echoes from new and old dust in the progenitor CSM

A. Adamson, A. Pastorello, A.W. Stephens, C.L. Gerardy, J. Eldridge, L. Rizzi, P. Lundqvist, R. Kotak, S.D. Van Dyk, S. Mattila, S. Smartt, W.P.S. Meikle

arxiv:0803.2145 v2 · 2008-03-14 · 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{NIGXMLNHD4LQY2E67RHHSYWKNS}

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	2026-07-04T17:09:50.754047Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6a0d762da71f170c689efc4e7962ca6cb48c76cc8a6197934cfeca5941756827

Aliases

arxiv: 0803.2145 · arxiv_version: 0803.2145v2 · doi: 10.48550/arxiv.0803.2145 · pith_short_12: NIGXMLNHD4LQ · pith_short_16: NIGXMLNHD4LQY2E6 · pith_short_8: NIGXMLNH

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/NIGXMLNHD4LQY2E67RHHSYWKNS \
  | 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: 6a0d762da71f170c689efc4e7962ca6cb48c76cc8a6197934cfeca5941756827

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "25a14bb8cd8165020a4fee45b0e9c0cc1d8bb74217f9ffeee801042143e9fe79",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-03-14T12:40:18Z",
    "title_canon_sha256": "75c562d0565fb72f4c1517529e7b2345d74101929bd2d57a5c1b3fd0fea44e5e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0803.2145",
    "kind": "arxiv",
    "version": 2
  }
}