Pith Number

pith:FUN55LPB

pith:2017:FUN55LPB4NZ2OQDRO72VB2VMTL

not attested not anchored not stored refs pending

Sciunits: Reusable Research Objects

Dai Hai Ton That, Gabriel Fils, Tanu Malik, Zhihao Yuan

arxiv:1707.05731 v2 · 2017-07-18 · cs.DL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FUN55LPB4NZ2OQDRO72VB2VMTL}

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	2026-05-18T00:35:40.939208Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2d1bdeade1e373a7407177f550eaac9ac9376ce02a568813c731d2844712fba9

Aliases

arxiv: 1707.05731 · arxiv_version: 1707.05731v2 · doi: 10.48550/arxiv.1707.05731 · pith_short_12: FUN55LPB4NZ2 · pith_short_16: FUN55LPB4NZ2OQDR · pith_short_8: FUN55LPB

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/FUN55LPB4NZ2OQDRO72VB2VMTL \
  | 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: 2d1bdeade1e373a7407177f550eaac9ac9376ce02a568813c731d2844712fba9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "216428acf64a298d7ab406773572c04fe3633cc94076fa790401b530d17d638c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DL",
    "submitted_at": "2017-07-18T16:32:16Z",
    "title_canon_sha256": "92bfaffdbe591f373ad1ed9437c1b551a440720a7003b79bbdd6f490f383a34f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.05731",
    "kind": "arxiv",
    "version": 2
  }
}