Pith Number

pith:NGIWVKYR

pith:2019:NGIWVKYRWGTQCPDURBOFJPP4J7

not attested not anchored not stored refs pending

Positron Induced Electron Emission from Graphite

A. H. Weiss, A. J. Fairchild, A. R. Koymen, R. W. Gladen, V. A. Chirayath

arxiv:1907.11285 v1 · 2019-07-25 · cond-mat.mtrl-sci · physics.ins-det

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NGIWVKYRWGTQCPDURBOFJPP4J7}

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	2026-07-05T00:36:30.089535Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

69916aab11b1a7013c74885c54bdfc4ff2ff93cdd8d01cd36cbf18165005e29a

Aliases

arxiv: 1907.11285 · arxiv_version: 1907.11285v1 · doi: 10.48550/arxiv.1907.11285 · pith_short_12: NGIWVKYRWGTQ · pith_short_16: NGIWVKYRWGTQCPDU · pith_short_8: NGIWVKYR

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/NGIWVKYRWGTQCPDURBOFJPP4J7 \
  | 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: 69916aab11b1a7013c74885c54bdfc4ff2ff93cdd8d01cd36cbf18165005e29a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "be1c551a94ceeba57a8e544453cf3d6b362b69b89e4ce4210dd7c4d936fdfb97",
    "cross_cats_sorted": [
      "physics.ins-det"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2019-07-25T19:29:49Z",
    "title_canon_sha256": "7466d5af209864425865de63a854fb02cf19196756da3ac66f0ea2bf71037b77"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.11285",
    "kind": "arxiv",
    "version": 1
  }
}