Pith Number

pith:UHSLEFHZ

pith:2009:UHSLEFHZF3WX4Z5FIG3RSGS2HA

not attested not anchored not stored refs pending

Heavy Element Abundances in Presolar Silicon Carbide Grains from Low-Metallicity AGB Stars

C. Vollmer, E. Groener, J. Leitner, P. Hoppe, P. R. Heck, R. Gallino, S. Amari

arxiv:0909.3377 v1 · 2009-09-18 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UHSLEFHZF3WX4Z5FIG3RSGS2HA}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T02:34:29.587600Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a1e4b214f92eed7e67a541b7191a5a38378173d82c53ea54ea07f0659241c25b

Aliases

arxiv: 0909.3377 · arxiv_version: 0909.3377v1 · doi: 10.48550/arxiv.0909.3377 · pith_short_12: UHSLEFHZF3WX · pith_short_16: UHSLEFHZF3WX4Z5F · pith_short_8: UHSLEFHZ

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/UHSLEFHZF3WX4Z5FIG3RSGS2HA \
  | 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: a1e4b214f92eed7e67a541b7191a5a38378173d82c53ea54ea07f0659241c25b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "48acb2c119789ad4b441d926e54e45bb2557d35f228021be18e77a8f9c2b36b5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2009-09-18T07:51:18Z",
    "title_canon_sha256": "50c358ad20e586cd5f528e6f798b94e47891e4c57910fdfb5a8f6306d9e9cbf4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.3377",
    "kind": "arxiv",
    "version": 1
  }
}