Pith Number

pith:NMERFZAG

pith:2010:NMERFZAGWDVTSYZ5RPLFBGODTA

not attested not anchored not stored refs pending

The Red-sequence Cluster Survey-2 (RCS-2): survey details and photometric catalog construction

B. C. Hsieh, David G. Gilbank, H. K. C. Yee, M. D. Gladders

arxiv:1012.3470 v2 · 2010-12-15 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NMERFZAGWDVTSYZ5RPLFBGODTA}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T02:04:24.159393Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6b0912e406b0eb39633d8bd65099c3982c637e73853a3787589de2c7f56c08a9

Aliases

arxiv: 1012.3470 · arxiv_version: 1012.3470v2 · doi: 10.48550/arxiv.1012.3470 · pith_short_12: NMERFZAGWDVT · pith_short_16: NMERFZAGWDVTSYZ5 · pith_short_8: NMERFZAG

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/NMERFZAGWDVTSYZ5RPLFBGODTA \
  | 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: 6b0912e406b0eb39633d8bd65099c3982c637e73853a3787589de2c7f56c08a9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "de6f0420e635f1993932a6c0ca126d6711a99734fb398862f73faebf9bde17d8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-12-15T21:03:43Z",
    "title_canon_sha256": "06bab3d0ed540bb752091f40c976e659312c5d1db4fe3fac7458133d71f06017"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1012.3470",
    "kind": "arxiv",
    "version": 2
  }
}