Pith Number

pith:TTG7P3XI

pith:2005:TTG7P3XI7JAWKN4FMF6WGL7LBG

not attested not anchored not stored refs pending

HST/ACS weak lensing analysis of the galaxy cluster RDCS 1252.9-2927 at z=1.24

G.D. Illingworth, G.F. Hartig, H.C. Ford, J.P. Blakeslee, M. Clampin, M. Franx, M.J. Jee, M. Lombardi, M. Postman, N. Benitez, P. Rosati, R. Demarco, R.L. White, S. Ettori, T.J. Broadhurst

arxiv:astro-ph/0501150 v1 · 2005-01-10 · 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{TTG7P3XI7JAWKN4FMF6WGL7LBG}

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	2026-07-04T16:50:35.190865Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9ccdf7eee8fa41653785617d632feb09be52cd46edfd1b4202af2cb0b4ef4d8e

Aliases

arxiv: astro-ph/0501150 · arxiv_version: astro-ph/0501150v1 · doi: 10.48550/arxiv.astro-ph/0501150 · pith_short_12: TTG7P3XI7JAW · pith_short_16: TTG7P3XI7JAWKN4F · pith_short_8: TTG7P3XI

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/TTG7P3XI7JAWKN4FMF6WGL7LBG \
  | 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: 9ccdf7eee8fa41653785617d632feb09be52cd46edfd1b4202af2cb0b4ef4d8e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "676a5c61c2ed0293be4be949b8d90c2de95d3a606ad6405cdf07002608f6a846",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-01-10T13:01:22Z",
    "title_canon_sha256": "189651f7dc8cabafc9494a5f235b69985e5890361d3a14db1256060ca2b915be"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0501150",
    "kind": "arxiv",
    "version": 1
  }
}