Pith Number

pith:PLJOOYMN

pith:2013:PLJOOYMNPIAVHE4SGOTPANIXLA

not attested not anchored not stored refs pending

Asymptotic analysis of perturbed dust cosmologies to second order

Claes Uggla, John Wainwright

arxiv:1303.4516 v1 · 2013-03-19 · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PLJOOYMNPIAVHE4SGOTPANIXLA}

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	2026-05-18T03:14:52.711049Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7ad2e7618d7a0153939233a6f03517581a2a095af2733f6be5d67c0b26261e51

Aliases

arxiv: 1303.4516 · arxiv_version: 1303.4516v1 · doi: 10.48550/arxiv.1303.4516 · pith_short_12: PLJOOYMNPIAV · pith_short_16: PLJOOYMNPIAVHE4S · pith_short_8: PLJOOYMN

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/PLJOOYMNPIAVHE4SGOTPANIXLA \
  | 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: 7ad2e7618d7a0153939233a6f03517581a2a095af2733f6be5d67c0b26261e51

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e0f3f699cefd9345545936714645d80610e5056f1fec477cb93c32f9a3ef4efe",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2013-03-19T09:10:39Z",
    "title_canon_sha256": "6d14628b97029ed9f415f5a6c00bca7755a074270593763e8a4373b06fee65e1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.4516",
    "kind": "arxiv",
    "version": 1
  }
}