Pith Number

pith:SQPZF2KQ

pith:2017:SQPZF2KQ5OK6BQ3WDX4DMLR2SL

not attested not anchored not stored refs pending

Estimation of bipolar jets from accretion discs around Kerr black holes

Indranil Chattopadhyay, Rajiv Kumar

arxiv:1705.01780 v2 · 2017-05-04 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SQPZF2KQ5OK6BQ3WDX4DMLR2SL}

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	2026-05-18T00:41:33.223552Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

941f92e950eb95e0c3761df8362e3a92e8ea63ae6ab5f86705b6e54a991669f5

Aliases

arxiv: 1705.01780 · arxiv_version: 1705.01780v2 · doi: 10.48550/arxiv.1705.01780 · pith_short_12: SQPZF2KQ5OK6 · pith_short_16: SQPZF2KQ5OK6BQ3W · pith_short_8: SQPZF2KQ

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/SQPZF2KQ5OK6BQ3WDX4DMLR2SL \
  | 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: 941f92e950eb95e0c3761df8362e3a92e8ea63ae6ab5f86705b6e54a991669f5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3447cd2b5c0c9b04c6fd325aa1e711f7b84442ac8f2285c37c9b24828c420c55",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2017-05-04T10:20:05Z",
    "title_canon_sha256": "2cd6095713b9b82cbc77c142aa83b7a8c8f01486943527a6387adae35f8370ce"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.01780",
    "kind": "arxiv",
    "version": 2
  }
}