Pith Number

pith:JY3EHKHM

pith:2010:JY3EHKHMYKQQV3W6BMOW5WPQH3

not attested not anchored not stored refs pending

Fundamental physics in observational cosmology

Patrick Peter (IAP - France)

arxiv:1009.4327 v1 · 2010-09-22 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JY3EHKHMYKQQV3W6BMOW5WPQH3}

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	2026-05-18T04:40:33.334854Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4e3643a8ecc2a10aeede0b1d6ed9f03ec4f9a1580d529918e55df21c1fe97769

Aliases

arxiv: 1009.4327 · arxiv_version: 1009.4327v1 · doi: 10.48550/arxiv.1009.4327 · pith_short_12: JY3EHKHMYKQQ · pith_short_16: JY3EHKHMYKQQV3W6 · pith_short_8: JY3EHKHM

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/JY3EHKHMYKQQV3W6BMOW5WPQH3 \
  | 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: 4e3643a8ecc2a10aeede0b1d6ed9f03ec4f9a1580d529918e55df21c1fe97769

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "113c50248884402201da5b84c939f5ace7b88b3fc7efec4d54a2f1e64ed6e0e8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-09-22T11:16:43Z",
    "title_canon_sha256": "58e924cd20a053b8cbd98029d436562945bbb0680a8873b7f3685a965ae4e2f4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1009.4327",
    "kind": "arxiv",
    "version": 1
  }
}