Pith Number

pith:TL45L3D5

pith:2011:TL45L3D5VKAOQKFYMIT5MIEIUS

not attested not anchored not stored refs pending

Delayed metal recycling in galaxies: the inefficiency of cold gas enrichment in colliding supershell simulations

Andreas Burkert, Evangelia Ntormousi

arxiv:1111.1859 v1 · 2011-11-08 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TL45L3D5VKAOQKFYMIT5MIEIUS}

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	2026-05-18T04:09:24.552440Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9af9d5ec7daa80e828b86227d62088a4b8c6dbf2ef6adc079675b405726141ac

Aliases

arxiv: 1111.1859 · arxiv_version: 1111.1859v1 · doi: 10.48550/arxiv.1111.1859 · pith_short_12: TL45L3D5VKAO · pith_short_16: TL45L3D5VKAOQKFY · pith_short_8: TL45L3D5

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/TL45L3D5VKAOQKFYMIT5MIEIUS \
  | 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: 9af9d5ec7daa80e828b86227d62088a4b8c6dbf2ef6adc079675b405726141ac

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "739e0548efa2253622e6c1e1633724c9d5d6831c7585a0f6f0e7b348a72540e3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2011-11-08T10:32:31Z",
    "title_canon_sha256": "bf0ba82b245299225c90e4301944aa8764deabfceb4cc788fd30f316c1504949"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.1859",
    "kind": "arxiv",
    "version": 1
  }
}