Pith Number

pith:NOD6RTIQ

pith:2008:NOD6RTIQOCTUKRW3MSSZIWVRXH

not attested not anchored not stored refs pending

Galaxy star formation in different environments

N. D. Padilla, R. E. Gonzalez

arxiv:0811.1307 v3 · 2008-11-09 · 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{NOD6RTIQOCTUKRW3MSSZIWVRXH}

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	2026-05-18T02:15:21.809349Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6b87e8cd1070a74546db64a5945ab1b9fc7311065f18b9447f8cf3f15edd4c91

Aliases

arxiv: 0811.1307 · arxiv_version: 0811.1307v3 · doi: 10.48550/arxiv.0811.1307 · pith_short_12: NOD6RTIQOCTU · pith_short_16: NOD6RTIQOCTUKRW3 · pith_short_8: NOD6RTIQ

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/NOD6RTIQOCTUKRW3MSSZIWVRXH \
  | 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: 6b87e8cd1070a74546db64a5945ab1b9fc7311065f18b9447f8cf3f15edd4c91

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9aa5cce993147d3f400dbea28548b051de2cb62b949f8d0440b93873cd302978",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-11-09T01:26:15Z",
    "title_canon_sha256": "3c1be8428e0d86287435d2beabcd108571c8835e5d656da98f41153c0636a5a9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0811.1307",
    "kind": "arxiv",
    "version": 3
  }
}