Pith Number

pith:3QMFLDSJ

pith:2007:3QMFLDSJKJCNUEYLJV2GT4ULT5

not attested not anchored not stored refs pending

Weak Lensing Mass Reconstruction of the Galaxy Cluster Abell 209

A. Mercurio, C.P. Haines, M. Radovich, S. Paulin-Henriksson, U. Becciani, V. Antonuccio-Delogu

arxiv:astro-ph/0701799 v2 · 2007-01-28 · 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{3QMFLDSJKJCNUEYLJV2GT4ULT5}

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	2026-07-04T17:07:35.446761Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dc18558e495244da130b4d7469f28b9f6f9e84323e8a57450accfebbe578c3ea

Aliases

arxiv: astro-ph/0701799 · arxiv_version: astro-ph/0701799v2 · doi: 10.48550/arxiv.astro-ph/0701799 · pith_short_12: 3QMFLDSJKJCN · pith_short_16: 3QMFLDSJKJCNUEYL · pith_short_8: 3QMFLDSJ

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/3QMFLDSJKJCNUEYLJV2GT4ULT5 \
  | 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: dc18558e495244da130b4d7469f28b9f6f9e84323e8a57450accfebbe578c3ea

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "445eb779f4de537945e245c69a7cb168bc4c10462be510d4385ff9282a3cb136",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-01-28T17:23:55Z",
    "title_canon_sha256": "6f0a0f8c011d408cc6a1983c5f6f19a78c51a63288bea3e7dca21b6d07995cf1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0701799",
    "kind": "arxiv",
    "version": 2
  }
}