Pith Number

pith:UJZA3Q4B

pith:2017:UJZA3Q4BIS73OPZGZXNRC3BOSB

not attested not anchored not stored refs pending

Velocity centroid gradients for absorbing media

A. Lazarian, Blakesley Burkhart, Diego F. Gonz\'alez-Casanova

arxiv:1703.03035 v2 · 2017-03-08 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UJZA3Q4BIS73OPZGZXNRC3BOSB}

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	2026-05-17T23:43:33.533161Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a2720dc38144bfb73f26cddb116c2e907d16fb3e0749b4c9d3d2771bec8eaf3e

Aliases

arxiv: 1703.03035 · arxiv_version: 1703.03035v2 · doi: 10.48550/arxiv.1703.03035 · pith_short_12: UJZA3Q4BIS73 · pith_short_16: UJZA3Q4BIS73OPZG · pith_short_8: UJZA3Q4B

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/UJZA3Q4BIS73OPZGZXNRC3BOSB \
  | 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: a2720dc38144bfb73f26cddb116c2e907d16fb3e0749b4c9d3d2771bec8eaf3e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7c97f46ddcc2f26c631b7673fd9409fd488e23dd56ab6c39f953fcb58d818d57",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-03-08T21:17:46Z",
    "title_canon_sha256": "405481bba5897da352ab69f115ac2a3ff059d749b562c0304e4fb93f3fafeb6c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.03035",
    "kind": "arxiv",
    "version": 2
  }
}