Pith Number

pith:MGMZPFXR

pith:1997:MGMZPFXRYST7ETMPED6A6DG63S

not attested not anchored not stored refs pending

TeV Observations of the Variability and Spectrum of Markarian 501

A.C. Breslin, A. Hall, A.J. Rodgers, A.M. Burdett, A.M. Hillas, C. Masterson, D.A. Carter-Lewis, D.J. Fegan, F. Krennrich, F.W. Samuelson, G.H. Sembroski, G. Mohanty, H.J. Rose, I.H. Bond, J.A. Gaidos, J. Bussons Gordo, J.E.McEnery, J.H. Buckley, J.P. Finley, J. Quinn, J. Zweerink, M.Catanese, M.F. Cawley, P.J. Boyle, P. Moriarty, R.C. Lamb, R. Srinivasan, R.W. Lessard, S.M. Bradbury, T.C. Weeke

arxiv:astro-ph/9706142 v1 · 1997-06-15 · astro-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{MGMZPFXRYST7ETMPED6A6DG63S}

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	2026-07-04T14:15:10.262194Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

61999796f1c4a7f24d8f20fc0f0cdedc94555c520bbd25bef4285ab5f11f74b7

Aliases

arxiv: astro-ph/9706142 · arxiv_version: astro-ph/9706142v1 · doi: 10.48550/arxiv.astro-ph/9706142 · pith_short_12: MGMZPFXRYST7 · pith_short_16: MGMZPFXRYST7ETMP · pith_short_8: MGMZPFXR

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/MGMZPFXRYST7ETMPED6A6DG63S \
  | 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: 61999796f1c4a7f24d8f20fc0f0cdedc94555c520bbd25bef4285ab5f11f74b7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0c5b260a3be6bf77dee22897683aa0095d660ba469ba177f973d6b567e46e88d",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1997-06-15T19:46:20Z",
    "title_canon_sha256": "9979e67a220d7487f35a5f0a01fd1f56b78f7eacfa06d1587584057581964419"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9706142",
    "kind": "arxiv",
    "version": 1
  }
}