Pith Number

pith:TFDGKALN

pith:2009:TFDGKALNAF3TZVGYZ7UPI2PYQI

not attested not anchored not stored refs pending

Gluon Saturation Effects at the Nuclear Surface: Inelastic Cross Section of Proton-Nucleus at Ultra High Energy Cosmic Ray domain

L. Portugal, T. Kodama

arxiv:0910.3701 v2 · 2009-10-19 · hep-ph · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TFDGKALNAF3TZVGYZ7UPI2PYQI}

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	2026-05-18T02:34:18.219029Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

994665016d01773cd4d8cfe8f469f8822e24ad70d82ddc4cf6263980c78f971e

Aliases

arxiv: 0910.3701 · arxiv_version: 0910.3701v2 · doi: 10.48550/arxiv.0910.3701 · pith_short_12: TFDGKALNAF3T · pith_short_16: TFDGKALNAF3TZVGY · pith_short_8: TFDGKALN

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/TFDGKALNAF3TZVGYZ7UPI2PYQI \
  | 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: 994665016d01773cd4d8cfe8f469f8822e24ad70d82ddc4cf6263980c78f971e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a687b90f5b67a0dc415826743c780b3f4bc8140f960fadcc6bcbafc1df968754",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2009-10-19T21:07:45Z",
    "title_canon_sha256": "51a88aad3b1bd025fb1dee5b047dd85c05bc8c2003c088e689f5ae22039e5b36"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.3701",
    "kind": "arxiv",
    "version": 2
  }
}