Pith Number

pith:3VJ6FZRY

pith:2015:3VJ6FZRYL4RQHIDRDQOBSGQQIQ

not attested not anchored not stored refs pending

Annotated Stack Trees

Matthew Hague, Vincent Penelle

arxiv:1502.05873 v2 · 2015-02-20 · cs.FL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3VJ6FZRYL4RQHIDRDQOBSGQQIQ}

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	2026-05-18T02:26:12.281621Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dd53e2e6385f2303a0711c1c191a104428e60b27c1a21ccb2b1a8ea47ce05692

Aliases

arxiv: 1502.05873 · arxiv_version: 1502.05873v2 · doi: 10.48550/arxiv.1502.05873 · pith_short_12: 3VJ6FZRYL4RQ · pith_short_16: 3VJ6FZRYL4RQHIDR · pith_short_8: 3VJ6FZRY

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/3VJ6FZRYL4RQHIDRDQOBSGQQIQ \
  | 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: dd53e2e6385f2303a0711c1c191a104428e60b27c1a21ccb2b1a8ea47ce05692

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "227d3def2031a1ba2677a646a09b1779bbb71ec34d172a9af609d145c8cabf18",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.FL",
    "submitted_at": "2015-02-20T13:54:39Z",
    "title_canon_sha256": "0252712c884e37e1a14f7debb4fdce9074a3752da7bb292c28dc12d01bebf572"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.05873",
    "kind": "arxiv",
    "version": 2
  }
}