Pith Number

pith:S2TBUJ4O

pith:2013:S2TBUJ4OXI7HXM3H72NWLA2CE6

not attested not anchored not stored refs pending

Evidence for galaxies being pre-processed before accreted into clusters

Smriti Mahajan

arxiv:1302.2905 v1 · 2013-02-12 · 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{S2TBUJ4OXI7HXM3H72NWLA2CE6}

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	2026-05-18T01:51:42.053687Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

96a61a278eba3e7bb367fe9b65834227aeb757ec4e6642764e04f5ce7cd09d96

Aliases

arxiv: 1302.2905 · arxiv_version: 1302.2905v1 · doi: 10.48550/arxiv.1302.2905 · pith_short_12: S2TBUJ4OXI7H · pith_short_16: S2TBUJ4OXI7HXM3H · pith_short_8: S2TBUJ4O

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/S2TBUJ4OXI7HXM3H72NWLA2CE6 \
  | 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: 96a61a278eba3e7bb367fe9b65834227aeb757ec4e6642764e04f5ce7cd09d96

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f8503b836823051c6d0bbed2482ef9ac39b40e8e03f8ea5ed0bba06f8d8f9b02",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-02-12T20:46:58Z",
    "title_canon_sha256": "adec6de6dd5dac695df10533603978c121c87338c992e081c1b2d1d5c1d52368"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.2905",
    "kind": "arxiv",
    "version": 1
  }
}