Pith Number

pith:5JUBYHDA

pith:2011:5JUBYHDA2DH7USWDF3QVIODNTR

not attested not anchored not stored refs pending

Constraints on the Progenitor System of the Type Ia Supernova SN 2011fe/PTF11kly

Adam A. Miller, Alan Stockton, Alexei V. Filippenko, Brandon Patel, Curtis McCully, D. Andrew Howell, Dovi Poznanski, Eran O. Ofek, Hsin-Yi Shih, Jeffrey M. Silverman, Joanne Bibby, Joseph W. Richards, Joshua S. Bloom, Kate Maguire, Lars Bildsten, Mansi M. Kasliwal, Mark Sullivan, Michael M. Shara, Mohan Ganeshalingam, Nathaniel R. Butler, Nicholas M. Law, Peter E. Nugent, Philipp Podsiadlowski, Robert M. Quimby, Saurabh W. Jha, S. Bradley Cenko, S. R. Kulkarni, Weidong Li

arxiv:1109.1593 v1 · 2011-09-07 · astro-ph.CO · astro-ph.HE · 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{5JUBYHDA2DH7USWDF3QVIODNTR}

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	2026-05-18T04:05:03.663822Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ea681c1c60d0cffa4ac32ee154386d9c592cdc9b381dd37197456a4fdad3cfd8

Aliases

arxiv: 1109.1593 · arxiv_version: 1109.1593v1 · doi: 10.48550/arxiv.1109.1593 · pith_short_12: 5JUBYHDA2DH7 · pith_short_16: 5JUBYHDA2DH7USWD · pith_short_8: 5JUBYHDA

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/5JUBYHDA2DH7USWDF3QVIODNTR \
  | 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: ea681c1c60d0cffa4ac32ee154386d9c592cdc9b381dd37197456a4fdad3cfd8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dec48f76860a1330c68172d7b7565ba9dda31af64d6635a747c2b5d5aeb9f74b",
    "cross_cats_sorted": [
      "astro-ph.HE",
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-09-07T22:19:04Z",
    "title_canon_sha256": "fb482ed7afcb09542dbd8043e712609afe9c811b448bf674671c1e84935e3b7a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.1593",
    "kind": "arxiv",
    "version": 1
  }
}