Pith Number

pith:CY2NATQ2

pith:2016:CY2NATQ2VVIOOE7NZDOKZ3TLEY

not attested not anchored not stored refs pending

Soft X-ray absorption excess in gamma-ray burst afterglow spectra: Absorption by turbulent ISM

A. Gatto, J. Greiner, M. G. H. Krause, M. Tanga, P. Schady, R. Diehl, S. Savaglio, S. Walch

arxiv:1603.05123 v1 · 2016-03-16 · astro-ph.HE · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CY2NATQ2VVIOOE7NZDOKZ3TLEY}

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	2026-05-18T00:52:41.791425Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1634d04e1aad50e713edc8dcacee6b261d82810e62790990f6baadc7d64f5de6

Aliases

arxiv: 1603.05123 · arxiv_version: 1603.05123v1 · doi: 10.48550/arxiv.1603.05123 · pith_short_12: CY2NATQ2VVIO · pith_short_16: CY2NATQ2VVIOOE7N · pith_short_8: CY2NATQ2

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/CY2NATQ2VVIOOE7NZDOKZ3TLEY \
  | 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: 1634d04e1aad50e713edc8dcacee6b261d82810e62790990f6baadc7d64f5de6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0caa4e207c5aa0f68d86f37395314ce7ac59022a717d0359ee5f59568fc0d61d",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2016-03-16T14:40:17Z",
    "title_canon_sha256": "948f14a05326b15c4511be8701b51d66ee20cd7c9946419d6ca4c0b08927a791"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.05123",
    "kind": "arxiv",
    "version": 1
  }
}