Pith Number

pith:QFRYWQ5I

pith:2010:QFRYWQ5I66HA4LJNRC6DHZ7TZW

not attested not anchored not stored refs pending

The HST/ACS Coma Cluster Survey III. Structural Parameters of Galaxies using single-S\'ersic Fits

Alister W. Graham, Ana Matkovic, Arna M. Karick, Carlos Hoyos, David Carter, David Merritt, Derek Hammer, Edwin Valentijn, Gijs Verdoes Kleijn, Henry C. Ferguson, John R. Lucey, Marc Balcells, Mark den Brok, Mustapha Mouhcine, Paul Goudfrooij, Rafael Guzman, Reynier Peletier

arxiv:1010.2352 v1 · 2010-10-12 · 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{QFRYWQ5I66HA4LJNRC6DHZ7TZW}

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	2026-05-18T02:05:06.062227Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

81638b43a8f78e0e2d2d88bc33e7f3cdb96b9a06e7a7f77f68f5d52962ada509

Aliases

arxiv: 1010.2352 · arxiv_version: 1010.2352v1 · doi: 10.48550/arxiv.1010.2352 · pith_short_12: QFRYWQ5I66HA · pith_short_16: QFRYWQ5I66HA4LJN · pith_short_8: QFRYWQ5I

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/QFRYWQ5I66HA4LJNRC6DHZ7TZW \
  | 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: 81638b43a8f78e0e2d2d88bc33e7f3cdb96b9a06e7a7f77f68f5d52962ada509

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "deab0bed5b5b2deeecd906bcbc3fe5381e2e87423ff9e8536bbc7c1f38707d77",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-10-12T11:25:09Z",
    "title_canon_sha256": "10224ef99a66ed509b378c7193aeeec5ce0852eb2a58b2fcb5376725f298cc8a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1010.2352",
    "kind": "arxiv",
    "version": 1
  }
}