Pith Number

pith:B4YFN6AL

pith:2019:B4YFN6AL5CFI7NRHGI2CJP5NKH

not attested not anchored not stored refs pending

Expression of the peak time for time-domain boundary measurements in diffuse light

Chunlong Sun, Gen Nakamura, Goro Nishimura, Junyong Eom, Manabu Machida

arxiv:1907.00719 v2 · 2019-06-27 · cs.CE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{B4YFN6AL5CFI7NRHGI2CJP5NKH}

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	2026-07-05T03:38:57.514404Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0f3056f80be88a8fb627323424bfad51f34984b84b5bf69acc6cedc5d5dc84fc

Aliases

arxiv: 1907.00719 · arxiv_version: 1907.00719v2 · doi: 10.48550/arxiv.1907.00719 · pith_short_12: B4YFN6AL5CFI · pith_short_16: B4YFN6AL5CFI7NRH · pith_short_8: B4YFN6AL

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/B4YFN6AL5CFI7NRHGI2CJP5NKH \
  | 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: 0f3056f80be88a8fb627323424bfad51f34984b84b5bf69acc6cedc5d5dc84fc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "55f416855c6c5b71e5c9401f50c367d9058901dd43586c1669a50d40983a0c06",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CE",
    "submitted_at": "2019-06-27T04:03:54Z",
    "title_canon_sha256": "90052ed52a5575860f3b1ad0cf1adcfa93b23b223e6774d68ae2287ee45961e4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.00719",
    "kind": "arxiv",
    "version": 2
  }
}