Pith Number

pith:UMCXCSNC

pith:2020:UMCXCSNCY6I33SKLDCYKSQVQR6

not attested not anchored not stored refs pending

On the mass and metallicity distribution of parent AGB stars of presolar SiC

Ambra Nanni, David Gobrecht, Diego Vescovi, Gabriele Cescutti, Ivan Minchev, Luciano Piersanti, Nan Liu, Sergio Cristallo

arxiv:2010.08268 v1 · 2020-10-16 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UMCXCSNCY6I33SKLDCYKSQVQR6}

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	2026-07-05T01:54:00.081381Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a3057149a2c791bdc94b18b0a942b08f9423f7eb1c9951214d1c7ec3757b8604

Aliases

arxiv: 2010.08268 · arxiv_version: 2010.08268v1 · doi: 10.48550/arxiv.2010.08268 · pith_short_12: UMCXCSNCY6I3 · pith_short_16: UMCXCSNCY6I33SKL · pith_short_8: UMCXCSNC

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/UMCXCSNCY6I33SKLDCYKSQVQR6 \
  | 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: a3057149a2c791bdc94b18b0a942b08f9423f7eb1c9951214d1c7ec3757b8604

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7b6c3d849c907fc7b92e7dfbd6d72541af4053aa3f611e26d2ad2fdc8526a6b5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2020-10-16T09:40:35Z",
    "title_canon_sha256": "77ef76694456abcdef46a94ba956dac37af5a003736a1e1a210b34d2e74d246d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2010.08268",
    "kind": "arxiv",
    "version": 1
  }
}