Pith Number

pith:6LGZG2GH

pith:1997:6LGZG2GH5TK4IP5GW7BNUQR57R

not attested not anchored not stored refs pending

Analysis of the Synchrotron Emission from the M87 Jet

Boulder), M.C.Begelman (JILA, S.Heinz

arxiv:astro-ph/9707284 v1 · 1997-07-25 · 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{6LGZG2GH5TK4IP5GW7BNUQR57R}

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	2026-05-18T01:07:38.192643Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f2cd9368c7ecd5c43fa6b7c2da423dfc73fa1e5a10b5ce34e052bbe5e3ffa94b

Aliases

arxiv: astro-ph/9707284 · arxiv_version: astro-ph/9707284v1 · doi: 10.48550/arxiv.astro-ph/9707284 · pith_short_12: 6LGZG2GH5TK4 · pith_short_16: 6LGZG2GH5TK4IP5G · pith_short_8: 6LGZG2GH

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/6LGZG2GH5TK4IP5GW7BNUQR57R \
  | 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: f2cd9368c7ecd5c43fa6b7c2da423dfc73fa1e5a10b5ce34e052bbe5e3ffa94b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c6dd7dd37661e86959e1871691663f3c2ab1903d3de064651f3ae3919fdd25d6",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1997-07-25T17:10:09Z",
    "title_canon_sha256": "08bf78e4375b60b7be32f76e6285489dc24f2a6171b9eaf4a0284d4e3fb8d421"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9707284",
    "kind": "arxiv",
    "version": 1
  }
}