Pith Number

pith:6C5W74UZ

pith:2018:6C5W74UZMDO36GT6HBB3CBSNRJ

not attested not anchored not stored refs pending

Free-hand gas identification based on transfer function ratios without gas flow control

Gaku Imamura, Genki Yoshikawa, Kota Shiba, Takashi Washio

arxiv:1812.05193 v1 · 2018-12-12 · physics.app-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{6C5W74UZMDO36GT6HBB3CBSNRJ}

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	2026-05-17T23:39:57.632850Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f0bb6ff29960ddbf1a7e3843b1064d8a4e822633f8acbabe399c8234f16d5b91

Aliases

arxiv: 1812.05193 · arxiv_version: 1812.05193v1 · doi: 10.48550/arxiv.1812.05193 · pith_short_12: 6C5W74UZMDO3 · pith_short_16: 6C5W74UZMDO36GT6 · pith_short_8: 6C5W74UZ

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/6C5W74UZMDO36GT6HBB3CBSNRJ \
  | 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: f0bb6ff29960ddbf1a7e3843b1064d8a4e822633f8acbabe399c8234f16d5b91

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5e991dfb4e662a773334a133c7c99ae29e9225e80e774841bc5e43905dca375e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2018-12-12T23:27:31Z",
    "title_canon_sha256": "f676790ed7f79e31938051770a4aaddc838d343106408076ef9b077773435d22"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.05193",
    "kind": "arxiv",
    "version": 1
  }
}