Pith Number

pith:HPLWHSKD

pith:2011:HPLWHSKD7ZMFWGCCEMV4CWGJKH

not attested not anchored not stored refs pending

Bounds on Spectral Dispersion from Fermi-detected Gamma Ray Bursts

Alexander B. Kostinski, Justin Holmes, Robert J. Nemiroff, Ryan Connolly

arxiv:1109.5191 v2 · 2011-09-23 · astro-ph.CO · astro-ph.HE · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HPLWHSKD7ZMFWGCCEMV4CWGJKH}

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	2026-05-18T02:00:25.754548Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3bd763c943fe585b1842232bc158c951e87700179d2e38ec1cb73fde7e5c6b54

Aliases

arxiv: 1109.5191 · arxiv_version: 1109.5191v2 · doi: 10.48550/arxiv.1109.5191 · pith_short_12: HPLWHSKD7ZMF · pith_short_16: HPLWHSKD7ZMFWGCC · pith_short_8: HPLWHSKD

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/HPLWHSKD7ZMFWGCCEMV4CWGJKH \
  | 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: 3bd763c943fe585b1842232bc158c951e87700179d2e38ec1cb73fde7e5c6b54

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "72f6f3a218b25fe03d4983d9fa7159d0d53bfe3b18d0e9e9a2f28e614dd97eb1",
    "cross_cats_sorted": [
      "astro-ph.HE",
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-09-23T20:17:40Z",
    "title_canon_sha256": "4944189272a2b81f7167d066065c16bca7e1eacadcbe57f793825b3beabc3203"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.5191",
    "kind": "arxiv",
    "version": 2
  }
}