Pith Number

pith:QYZJ3ZWC

pith:2011:QYZJ3ZWCCAYO2ORUTNEY5QCLU4

not attested not anchored not stored refs pending

Emergence of thin shell structure during collapse in isotropic coordinates

Ariel Edery, Hugues Beauchesne

arxiv:1108.0449 v2 · 2011-08-02 · gr-qc · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QYZJ3ZWCCAYO2ORUTNEY5QCLU4}

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	2026-05-18T04:01:39.530721Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

86329de6c21030ed3a349b498ec04ba73e2059147c2995036228016a5b1c68a1

Aliases

arxiv: 1108.0449 · arxiv_version: 1108.0449v2 · doi: 10.48550/arxiv.1108.0449 · pith_short_12: QYZJ3ZWCCAYO · pith_short_16: QYZJ3ZWCCAYO2ORU · pith_short_8: QYZJ3ZWC

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/QYZJ3ZWCCAYO2ORUTNEY5QCLU4 \
  | 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: 86329de6c21030ed3a349b498ec04ba73e2059147c2995036228016a5b1c68a1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f3bdba1b66e86747d65f4131f131bec83b8d91c1e4ce4b909eadfe27c2e43928",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2011-08-02T00:03:28Z",
    "title_canon_sha256": "1271f3eda6d779e749354b5dd1e3b2352d17353668e9a3c64f9e6881c03a84be"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1108.0449",
    "kind": "arxiv",
    "version": 2
  }
}