Pith Number

pith:XCASATQD

pith:2008:XCASATQD72TH6LZIJDT4TOMKRM

not attested not anchored not stored refs pending

The Environmental Influence on the Evolution of Local Galaxies

A. Bouchard, G.S. Da Costa, H. Jerjen

arxiv:0811.0329 v1 · 2008-11-03 · 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{XCASATQD72TH6LZIJDT4TOMKRM}

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	2026-07-04T17:13:25.495883Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b881204e03fea67f2f2848e7c9b98a8b36dd907b9dbe244b71161dfec9e7387e

Aliases

arxiv: 0811.0329 · arxiv_version: 0811.0329v1 · doi: 10.48550/arxiv.0811.0329 · pith_short_12: XCASATQD72TH · pith_short_16: XCASATQD72TH6LZI · pith_short_8: XCASATQD

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/XCASATQD72TH6LZIJDT4TOMKRM \
  | 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: b881204e03fea67f2f2848e7c9b98a8b36dd907b9dbe244b71161dfec9e7387e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1d89e5c44570e6d61ce85c9d1c4a021cc0520dda9d3ed01a66252c2ef2714e01",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-11-03T16:21:52Z",
    "title_canon_sha256": "33a35e8cf74bb9c15e61333df68410a31dc790cad9b7c085f8636a527f1ad7d9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0811.0329",
    "kind": "arxiv",
    "version": 1
  }
}