Pith Number

pith:BRDFKQQC

pith:2001:BRDFKQQCQIX7HQ4RZ4QDJZNWPL

not attested not anchored not stored refs pending

Testing Tidal-Torque Theory: I. Spin Amplitude and Direction

Avishai Dekel (HU Jerusalem), Cristiano Porciani (IoA Cambridge, HU Jerusalem), Yehuda Hoffman (HU Jerusalem)

arxiv:astro-ph/0105123 v2 · 2001-05-08 · 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{BRDFKQQCQIX7HQ4RZ4QDJZNWPL}

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.

Cited by

1 paper in Pith

Segmenting proto-halos with vision transformers

Receipt and verification

First computed	2026-07-04T16:23:21.504908Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0c46554202822ff3c391cf2034e5b67aeca0cdc1ab73ea1cd27c396bcd0188c9

Aliases

arxiv: astro-ph/0105123 · arxiv_version: astro-ph/0105123v2 · doi: 10.48550/arxiv.astro-ph/0105123 · pith_short_12: BRDFKQQCQIX7 · pith_short_16: BRDFKQQCQIX7HQ4R · pith_short_8: BRDFKQQC

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/BRDFKQQCQIX7HQ4RZ4QDJZNWPL \
  | 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: 0c46554202822ff3c391cf2034e5b67aeca0cdc1ab73ea1cd27c396bcd0188c9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aa17442568832a9141f7944ffe320e84f41bd8112ce221cd4bc02a768042b9b4",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2001-05-08T09:47:08Z",
    "title_canon_sha256": "226e776535469de8ef830f33f3c9c8bfacdb1ffef2f9150c0adcdc47ea30fe52"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0105123",
    "kind": "arxiv",
    "version": 2
  }
}