Pith Number

pith:PMKOCT4X

pith:2009:PMKOCT4XER6J6MRF3JTULNQE4E

not attested not anchored not stored refs pending

The destruction and survival of dust in the shell around SN 2008S

B. E. K. Sugerman, B. Ercolano, D. J. Stock, D. L. Welch, Geoffrey C. Clayton, J. E. Andrews, J. Fabbri, Joseph S. Gallagher, M. J. Barlow, M. Meixner, R. Wesson

arxiv:0907.0246 v3 · 2009-07-01 · astro-ph.GA · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PMKOCT4XER6J6MRF3JTULNQE4E}

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	2026-05-18T02:13:11.339283Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7b14e14f97247c9f3225da6745b604e12729a2d07e0a13c6205be8773a7447b6

Aliases

arxiv: 0907.0246 · arxiv_version: 0907.0246v3 · doi: 10.48550/arxiv.0907.0246 · pith_short_12: PMKOCT4XER6J · pith_short_16: PMKOCT4XER6J6MRF · pith_short_8: PMKOCT4X

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/PMKOCT4XER6J6MRF3JTULNQE4E \
  | 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: 7b14e14f97247c9f3225da6745b604e12729a2d07e0a13c6205be8773a7447b6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8ef3418a4e0797dd7a366f3094c523a140478f4a6a1bf9b705336eb97546431c",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2009-07-01T21:17:41Z",
    "title_canon_sha256": "1d2db180ac1e11b45a8dada7e8d2ba9b3f02dd0fa69d532d89347a25e47f34fb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0907.0246",
    "kind": "arxiv",
    "version": 3
  }
}