Pith Number

pith:74KSRQ4S

pith:2002:74KSRQ4SAUD7UCQWCRBUZYY7JW

not attested not anchored not stored refs pending

SN 1986J VLBI. The Evolution and Deceleration of the Complex Source and a Search for a Pulsar Nebula

M.F. Bietenholz, M.P. Rupen, N. Bartel

arxiv:astro-ph/0208163 v1 · 2002-08-07 · 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{74KSRQ4SAUD7UCQWCRBUZYY7JW}

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	2026-07-04T16:30:36.660987Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ff1528c3920507fa0a1614434ce31f4db576f085ff1880c9af3681210e82724b

Aliases

arxiv: astro-ph/0208163 · arxiv_version: astro-ph/0208163v1 · doi: 10.48550/arxiv.astro-ph/0208163 · pith_short_12: 74KSRQ4SAUD7 · pith_short_16: 74KSRQ4SAUD7UCQW · pith_short_8: 74KSRQ4S

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/74KSRQ4SAUD7UCQWCRBUZYY7JW \
  | 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: ff1528c3920507fa0a1614434ce31f4db576f085ff1880c9af3681210e82724b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "986bb303bd355317880aefb5c1c0ab9806833d12b05a7fab1e351b0753483c68",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-08-07T18:16:31Z",
    "title_canon_sha256": "89a48ffcdae308032728edf20fc792768fa25a7af9c42bf7f3b6470a0262d816"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0208163",
    "kind": "arxiv",
    "version": 1
  }
}