Pith Number

pith:AVORHWP6

pith:2011:AVORHWP6HY3UPF7RO5T7CQ5T2H

not attested not anchored not stored refs pending

The r-Process in Metal Poor Stars and Black Hole Formation

Bradley Meyer, Ian Roederer, Michael Famiano, Richard Boyd, Toshitaka Kajino, Yuko Motizuki

arxiv:1111.3985 v1 · 2011-11-16 · astro-ph.SR · nucl-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AVORHWP6HY3UPF7RO5T7CQ5T2H}

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	2026-05-18T01:59:31.916209Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

055d13d9fe3e374797f17767f143b3d1f54768edb4a8eb23165ae28a76cb10c9

Aliases

arxiv: 1111.3985 · arxiv_version: 1111.3985v1 · doi: 10.48550/arxiv.1111.3985 · pith_short_12: AVORHWP6HY3U · pith_short_16: AVORHWP6HY3UPF7R · pith_short_8: AVORHWP6

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/AVORHWP6HY3UPF7RO5T7CQ5T2H \
  | 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: 055d13d9fe3e374797f17767f143b3d1f54768edb4a8eb23165ae28a76cb10c9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "58abc93f487ecf005884ef48b218b60c6747664a0bac890a02dd39fdf30da518",
    "cross_cats_sorted": [
      "nucl-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-11-16T22:24:35Z",
    "title_canon_sha256": "4b3daefba9da600a6dddfcb4f936f9257eb9324e29dd3b1c0a47d21b4396bb69"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.3985",
    "kind": "arxiv",
    "version": 1
  }
}