Pith Number

pith:N27FPVL4

pith:2016:N27FPVL472SX2BWCDT7SPJ4VYB

not attested not anchored not stored refs pending

Black hole feeding and feedback: the physics inside the "subgrid"

Andrea Negri, Marta Volonteri

arxiv:1610.04753 v2 · 2016-10-15 · astro-ph.GA · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{N27FPVL472SX2BWCDT7SPJ4VYB}

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	2026-05-18T00:48:16.736517Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6ebe57d57cfea57d06c21cff27a795c041a3261074743ee731d4735a27f25ed6

Aliases

arxiv: 1610.04753 · arxiv_version: 1610.04753v2 · doi: 10.48550/arxiv.1610.04753 · pith_short_12: N27FPVL472SX · pith_short_16: N27FPVL472SX2BWC · pith_short_8: N27FPVL4

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/N27FPVL472SX2BWCDT7SPJ4VYB \
  | 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: 6ebe57d57cfea57d06c21cff27a795c041a3261074743ee731d4735a27f25ed6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7ed43b0334bcc330232a7cf8afbeda585de33c5e8128ea7f37c7c2483689e57c",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-10-15T16:08:28Z",
    "title_canon_sha256": "afcd24e5aa504dcc2c86141e7d526d4b0df1669c8f66399988b166163e7b1246"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.04753",
    "kind": "arxiv",
    "version": 2
  }
}