Pith Number

pith:ZPYU6NJE

pith:2011:ZPYU6NJETNJVTTKEZ6E6UB4DBS

not attested not anchored not stored refs pending

An Experiment to Locate the Site of TeV Flaring in M87

C. C. Cheung, D. E. Harris, D. Horns, D. Mazin, F. Massaro, L. Stawarz, M. Beilicke, M. Hui, M. Raue, P. Colin, R. Mukherjee, R. Wagner, S. LeBohec, S. Wagner

arxiv:1111.5343 v1 · 2011-11-22 · astro-ph.HE · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZPYU6NJETNJVTTKEZ6E6UB4DBS}

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	2026-05-18T01:59:26.617402Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cbf14f35249b5359cd44cf89ea07830c91c5e3a3c07f1ba02e9edafb3de78165

Aliases

arxiv: 1111.5343 · arxiv_version: 1111.5343v1 · doi: 10.48550/arxiv.1111.5343 · pith_short_12: ZPYU6NJETNJV · pith_short_16: ZPYU6NJETNJVTTKE · pith_short_8: ZPYU6NJE

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/ZPYU6NJETNJVTTKEZ6E6UB4DBS \
  | 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: cbf14f35249b5359cd44cf89ea07830c91c5e3a3c07f1ba02e9edafb3de78165

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "81c48786d7bc1d2b02c712c5ec7a1d3111f3807abc46f5b640095f102cb9277d",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2011-11-22T21:30:05Z",
    "title_canon_sha256": "e94316e46957cbab154cf9b7ed4a07bcd5e9c9cf0177d190524f4cc98780ffbe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.5343",
    "kind": "arxiv",
    "version": 1
  }
}