Pith Number

pith:73NKWOSG

pith:1999:73NKWOSG4CRDTWTOF2KOJLC32F

not attested not anchored not stored refs pending

Screening of the Photon Field in Surface Photoemission from Simple Metals

C. Simo, J. Alberich, J. Bausells, N. Barberan, R. Ruppin, S. Natschlaeger

arxiv:cond-mat/9906167 v2 · 1999-06-11 · cond-mat

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{73NKWOSG4CRDTWTOF2KOJLC32F}

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	2026-05-18T01:39:28.712771Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fedaab3a46e0a239da6e2e94e4ac5bd17a8782cf49f22ec89e44ac5982920a96

Aliases

arxiv: cond-mat/9906167 · arxiv_version: cond-mat/9906167v2 · doi: 10.48550/arxiv.cond-mat/9906167 · pith_short_12: 73NKWOSG4CRD · pith_short_16: 73NKWOSG4CRDTWTO · pith_short_8: 73NKWOSG

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/73NKWOSG4CRDTWTOF2KOJLC32F \
  | 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: fedaab3a46e0a239da6e2e94e4ac5bd17a8782cf49f22ec89e44ac5982920a96

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b56321bf3622a16a39543c6b993d0c469da6291a246373b753bbd42513ceeab6",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat",
    "submitted_at": "1999-06-11T12:28:43Z",
    "title_canon_sha256": "5759f378f8a5ddfe5bce78e03b638923f62b9d820944b73ddb35e0ba81176349"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/9906167",
    "kind": "arxiv",
    "version": 2
  }
}