Pith Number

pith:VKRFLTWN

pith:2019:VKRFLTWN372R6Z2YXD5QHK4PAB

not attested not anchored not stored refs pending

Theoretical study of electronic structure of erbium and fermium

Jiguang Li, Saleh O. Allehabi, V. A. Dzuba, V. V. Flambaum

arxiv:1912.08344 v2 · 2019-12-18 · physics.atom-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VKRFLTWN372R6Z2YXD5QHK4PAB}

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	2026-07-05T01:18:46.184711Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aaa255cecddff51f6758b8fb03ab8f004891d41f30e4a16b30c4eb962b7e9a59

Aliases

arxiv: 1912.08344 · arxiv_version: 1912.08344v2 · doi: 10.48550/arxiv.1912.08344 · pith_short_12: VKRFLTWN372R · pith_short_16: VKRFLTWN372R6Z2Y · pith_short_8: VKRFLTWN

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/VKRFLTWN372R6Z2YXD5QHK4PAB \
  | 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: aaa255cecddff51f6758b8fb03ab8f004891d41f30e4a16b30c4eb962b7e9a59

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ce500770e794210b9247e5594529a105fb49b60e63f4b605d5ca140d88b20c6c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2019-12-18T02:20:35Z",
    "title_canon_sha256": "35b8afd166d4c1aeafc5de830465ba40fb8731c0f930c9a7d7e6f59093fdfd70"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1912.08344",
    "kind": "arxiv",
    "version": 2
  }
}