Pith Number

pith:PCJOTOJP

pith:1999:PCJOTOJPP7NDPTM3LIDP5T4PFV

not attested not anchored not stored refs pending

Four-state N-atom as a simple theoretical model for electromagnetically induced absorption

A. M. Tumaikin, A. V. Taichenachev, V. I. Yudin

arxiv:physics/9904033 v1 · 1999-04-16 · physics.atom-ph · quant-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{PCJOTOJPP7NDPTM3LIDP5T4PFV}

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	2026-07-04T14:49:36.502816Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7892e9b92f7fda37cd9b5a06fecf8f2d6fa64e38e10e3b92c7b03ab3f47fa2a1

Aliases

arxiv: physics/9904033 · arxiv_version: physics/9904033v1 · doi: 10.48550/arxiv.physics/9904033 · pith_short_12: PCJOTOJPP7ND · pith_short_16: PCJOTOJPP7NDPTM3 · pith_short_8: PCJOTOJP

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/PCJOTOJPP7NDPTM3LIDP5T4PFV \
  | 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: 7892e9b92f7fda37cd9b5a06fecf8f2d6fa64e38e10e3b92c7b03ab3f47fa2a1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a923f6456219a96bc3d661f9cba5dbf7c5d49ad3b6b182636ffa3f1a6ca57a55",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "1999-04-16T12:34:17Z",
    "title_canon_sha256": "70c55b9dc61e5ef26601a80d500d8b1ce3654a131738a87df3b14d32e7fbdd23"
  },
  "schema_version": "1.0",
  "source": {
    "id": "physics/9904033",
    "kind": "arxiv",
    "version": 1
  }
}