Pith Number

pith:EDNN6OUU

pith:1999:EDNN6OUUPHUJ7MFPWCFJNBIDPW

not attested not anchored not stored refs pending

Ultra High Energy Cosmic Rays and Inflation Relics

Igor I. Tkachev, Vadim A. Kuzmin

arxiv:hep-ph/9903542 v1 · 1999-03-31 · hep-ph · astro-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{EDNN6OUUPHUJ7MFPWCFJNBIDPW}

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.

Cited by

2 papers in Pith

Searching for EeV photons with Telescope Array Surface Detector and neural networks

Nonthermal leptogenesis via cosmological gravitational particle production is tested by inflationary gravitational waves

Receipt and verification

First computed	2026-05-18T02:36:28.099950Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

20dadf3a9479e89fb0afb08a9685037d8abf8ecc7a8a96b233e98bc5802193ae

Aliases

arxiv: hep-ph/9903542 · arxiv_version: hep-ph/9903542v1 · doi: 10.48550/arxiv.hep-ph/9903542 · pith_short_12: EDNN6OUUPHUJ · pith_short_16: EDNN6OUUPHUJ7MFP · pith_short_8: EDNN6OUU

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/EDNN6OUUPHUJ7MFPWCFJNBIDPW \
  | 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: 20dadf3a9479e89fb0afb08a9685037d8abf8ecc7a8a96b233e98bc5802193ae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "826ee96d87a80cdf23ebdd5b89d74db8f23a318448fd24a4bc202159505eae6e",
    "cross_cats_sorted": [
      "astro-ph"
    ],
    "license": "",
    "primary_cat": "hep-ph",
    "submitted_at": "1999-03-31T15:44:30Z",
    "title_canon_sha256": "4416add931948b473143e57244e09a7f1bbbfd28195760062fc86741dbcd10ce"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-ph/9903542",
    "kind": "arxiv",
    "version": 1
  }
}