Pith Number

pith:47DIJ43A

pith:2018:47DIJ43ALOJAHKEV7A7Y7BQEDV

not attested not anchored not stored refs pending

On the Solvability of Viewing Graphs

Brian Osserman, Jean Ponce, Matthew Trager

arxiv:1808.02856 v2 · 2018-08-08 · cs.CV · math.AG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{47DIJ43ALOJAHKEV7A7Y7BQEDV}

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	2026-05-18T00:05:29.939836Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e7c684f3605b9203a895f83f8f86041d4bc8c61d68d246bfe1ea71b1cce1601a

Aliases

arxiv: 1808.02856 · arxiv_version: 1808.02856v2 · doi: 10.48550/arxiv.1808.02856 · pith_short_12: 47DIJ43ALOJA · pith_short_16: 47DIJ43ALOJAHKEV · pith_short_8: 47DIJ43A

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/47DIJ43ALOJAHKEV7A7Y7BQEDV \
  | 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: e7c684f3605b9203a895f83f8f86041d4bc8c61d68d246bfe1ea71b1cce1601a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "02c0512abca7a6ce8ff7f6ff2b695ddcf373a88974efd4267d2dd21cbbdbfd5f",
    "cross_cats_sorted": [
      "math.AG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-08-08T16:46:21Z",
    "title_canon_sha256": "339c442442082b528b030d39be7ac63893fd867a5a79dd6edfcbfb2be5b48329"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.02856",
    "kind": "arxiv",
    "version": 2
  }
}