Pith Number

pith:AQALB5YH

pith:2014:AQALB5YHRB5UBE64TKUXVBNRVF

not attested not anchored not stored refs pending

Fundamental parameters of 8 Am stars: comparing observations with theory

G. Catanzaro, V. Ripepi

arxiv:1404.0954 v1 · 2014-04-03 · 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{AQALB5YHRB5UBE64TKUXVBNRVF}

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	2026-05-18T01:43:42.551828Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0400b0f707887b4093dc9aa97a85b1a940845912b0234cd71c637d9ac6a22150

Aliases

arxiv: 1404.0954 · arxiv_version: 1404.0954v1 · doi: 10.48550/arxiv.1404.0954 · pith_short_12: AQALB5YHRB5U · pith_short_16: AQALB5YHRB5UBE64 · pith_short_8: AQALB5YH

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/AQALB5YHRB5UBE64TKUXVBNRVF \
  | 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: 0400b0f707887b4093dc9aa97a85b1a940845912b0234cd71c637d9ac6a22150

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "44182ad8faf96a9d3ff3c7f4fde2a4313e546eeca6d31e16a8e3076a44dcf165",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2014-04-03T15:11:43Z",
    "title_canon_sha256": "052d26eb25211c45be53af292bf74e58874442d1cc26a51796d77100d885abc5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.0954",
    "kind": "arxiv",
    "version": 1
  }
}