Pith Number

pith:FPJCGJFJ

pith:2008:FPJCGJFJAGTMXRAS4NSTIWFH5L

not attested not anchored not stored refs pending

Dependence of cosmic shear covariances on cosmology - Impact on parameter estimation

Jan Hartlap, Peter Schneider, Tim Eifler

arxiv:0810.4254 v1 · 2008-10-23 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FPJCGJFJAGTMXRAS4NSTIWFH5L}

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	2026-05-18T02:15:23.516519Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2bd22324a901a6cbc412e3653458a7eadd78c793e969de9ca3c5f4f0b1f04bb5

Aliases

arxiv: 0810.4254 · arxiv_version: 0810.4254v1 · doi: 10.48550/arxiv.0810.4254 · pith_short_12: FPJCGJFJAGTM · pith_short_16: FPJCGJFJAGTMXRAS · pith_short_8: FPJCGJFJ

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/FPJCGJFJAGTMXRAS4NSTIWFH5L \
  | 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: 2bd22324a901a6cbc412e3653458a7eadd78c793e969de9ca3c5f4f0b1f04bb5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "095fa26650e03cbe413a43dcf11be44a21d498248269510ebe69a98a64474bf5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-10-23T19:15:52Z",
    "title_canon_sha256": "e7c803b273e0d0c9361a428c3dfaa7b213b70680322b515fa37bdaf1b67d7eb8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0810.4254",
    "kind": "arxiv",
    "version": 1
  }
}