Pith Number

pith:7RYE5UHG

pith:1994:7RYE5UHG52BJTTGPVMVZ63PQXZ

not attested not anchored not stored refs pending

Estimation of Peculiar Velocity from the Inverse Tully-Fisher Relation

Adi Nusser, Marc Davis

arxiv:astro-ph/9407100 v2 · 1994-07-30 · 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{7RYE5UHG52BJTTGPVMVZ63PQXZ}

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	2026-05-18T01:40:24.468594Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fc704ed0e6ee8299cccfab2b9f6df0be46d7353c13eddc6bb71c47c434c83e87

Aliases

arxiv: astro-ph/9407100 · arxiv_version: astro-ph/9407100v2 · doi: 10.48550/arxiv.astro-ph/9407100 · pith_short_12: 7RYE5UHG52BJ · pith_short_16: 7RYE5UHG52BJTTGP · pith_short_8: 7RYE5UHG

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/7RYE5UHG52BJTTGPVMVZ63PQXZ \
  | 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: fc704ed0e6ee8299cccfab2b9f6df0be46d7353c13eddc6bb71c47c434c83e87

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "50cbf650231ee57bd9b0eaf9d513002b683ef8bbd11d0c7aa4c75f267aa6ef0c",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1994-07-30T09:52:00Z",
    "title_canon_sha256": "d679815b58ac915d31874cf1605cabd4577db1b28a17c6f0c2588a000c6f6725"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9407100",
    "kind": "arxiv",
    "version": 2
  }
}