Pith Number

pith:VIWHKXKS

pith:2019:VIWHKXKS2QAEKZX4VANVBEFJDP

not attested not anchored not stored refs pending

Intensity Gradients Technique: Synergy with Velocity Gradients and Polarization Studies

Alex Lazarian, Ka Ho Yuen, Yue Hu

arxiv:1908.09488 v3 · 2019-08-26 · 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{VIWHKXKS2QAEKZX4VANVBEFJDP}

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	2026-07-05T00:31:55.958415Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aa2c755d52d4004566fca81b5090a91be1363f5ed00c7b87b77e539cf676f5ba

Aliases

arxiv: 1908.09488 · arxiv_version: 1908.09488v3 · doi: 10.48550/arxiv.1908.09488 · pith_short_12: VIWHKXKS2QAE · pith_short_16: VIWHKXKS2QAEKZX4 · pith_short_8: VIWHKXKS

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/VIWHKXKS2QAEKZX4VANVBEFJDP \
  | 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: aa2c755d52d4004566fca81b5090a91be1363f5ed00c7b87b77e539cf676f5ba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a4831e58b2b26d2a00b0aeede4bf62b17c87c1319941b4e5a1c0cf60c8a8cdad",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-08-26T06:13:33Z",
    "title_canon_sha256": "2ee3ed13989e78bd3a2379f471c0ccaa285895df2509f55b7aa4bdfcd70f53f3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.09488",
    "kind": "arxiv",
    "version": 3
  }
}