Pith Number

pith:TBLY3ULL

pith:1998:TBLY3ULLCB4KJ25Y52SSMWRKKN

not attested not anchored not stored refs pending

Two-Photon Physics in Nucleus-Nucleus Collisions at RHIC

Joakim Nystrand, Spencer Klein, The STAR Collaboration

arxiv:nucl-ex/9811007 v2 · 1998-11-12 · nucl-ex · hep-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{TBLY3ULLCB4KJ25Y52SSMWRKKN}

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	2026-07-04T14:42:17.375149Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

98578dd16b1078a4ebb8eea5265a2a5354aad1bb526d45d06b036ba03998e68e

Aliases

arxiv: nucl-ex/9811007 · arxiv_version: nucl-ex/9811007v2 · doi: 10.48550/arxiv.nucl-ex/9811007 · pith_short_12: TBLY3ULLCB4K · pith_short_16: TBLY3ULLCB4KJ25Y · pith_short_8: TBLY3ULL

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/TBLY3ULLCB4KJ25Y52SSMWRKKN \
  | 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: 98578dd16b1078a4ebb8eea5265a2a5354aad1bb526d45d06b036ba03998e68e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "63fe50ed278ab8966156609a06e58eae6100bcfde8713ba607e4e86678cffd5c",
    "cross_cats_sorted": [
      "hep-ph"
    ],
    "license": "",
    "primary_cat": "nucl-ex",
    "submitted_at": "1998-11-12T02:05:28Z",
    "title_canon_sha256": "6e9edce2fa7bf3ebba2241e0a781cc711ec174341e1602a902d80a20f19202e2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "nucl-ex/9811007",
    "kind": "arxiv",
    "version": 2
  }
}