Pith Number

pith:NV4PL5ZC

pith:2016:NV4PL5ZCQ3FWM5TGEAJ7UN3KRX

not attested not anchored not stored refs pending

The Zeldovich & Adhesion approximations, and applications to the local universe

Johan Hidding, Rien van de Weygaert, Sergei Shandarin

arxiv:1611.01221 v1 · 2016-11-03 · 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{NV4PL5ZCQ3FWM5TGEAJ7UN3KRX}

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	2026-05-18T00:59:56.806749Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6d78f5f72286cb6676662013fa376a8dedd24e756c3637a6610dc9852f7fd287

Aliases

arxiv: 1611.01221 · arxiv_version: 1611.01221v1 · doi: 10.48550/arxiv.1611.01221 · pith_short_12: NV4PL5ZCQ3FW · pith_short_16: NV4PL5ZCQ3FWM5TG · pith_short_8: NV4PL5ZC

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/NV4PL5ZCQ3FWM5TGEAJ7UN3KRX \
  | 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: 6d78f5f72286cb6676662013fa376a8dedd24e756c3637a6610dc9852f7fd287

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "78fd942188af8abd5f0425dcc22e6fced44cc4100988fafd70614eaac5262ca8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2016-11-03T22:47:19Z",
    "title_canon_sha256": "750231ac3553081d56650ce80a5925234f228af9ba4557fe5dcb9ec884c9edc9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.01221",
    "kind": "arxiv",
    "version": 1
  }
}