Pith Number

pith:YRVIV7QK

pith:1999:YRVIV7QKIFI5GCRCEF5F4XJOFW

not attested not anchored not stored refs pending

The inner radio jet region and the complex environment of SS433

A.M. Stirling (NRAL), I. Fejes (FOMI_SGO), JIVE), Leiden Obs.), R.C. Vermeulen (NFRA), R.E. Spencer (NRAL), R.T. Schilizzi (JIVE, Z. Paragi (FOMI_SGO

arxiv:astro-ph/9907169 v1 · 1999-07-13 · 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{YRVIV7QKIFI5GCRCEF5F4XJOFW}

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	2026-05-18T04:21:32.156648Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c46a8afe0a4151d30a22217a5e5d2e2db38e8261646b9b5b7c99d8da058dada0

Aliases

arxiv: astro-ph/9907169 · arxiv_version: astro-ph/9907169v1 · doi: 10.48550/arxiv.astro-ph/9907169 · pith_short_12: YRVIV7QKIFI5 · pith_short_16: YRVIV7QKIFI5GCRC · pith_short_8: YRVIV7QK

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/YRVIV7QKIFI5GCRCEF5F4XJOFW \
  | 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: c46a8afe0a4151d30a22217a5e5d2e2db38e8261646b9b5b7c99d8da058dada0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f5049cc069da9c2c4cf5904c5ee9ebba69b340d91c9b966dc536cbabbbc4c1be",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1999-07-13T12:20:30Z",
    "title_canon_sha256": "12b570f91c2519291d34aac62183e09c9c2b9dbe557dc50c22e933cbbd2a9024"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9907169",
    "kind": "arxiv",
    "version": 1
  }
}