Pith Number

pith:PFOHYXT6

pith:2018:PFOHYXT6UERLSM44FAQ64YYSAQ

not attested not anchored not stored refs pending

Conic Crease Patterns with Reflecting Rule Lines

David A. Huffman, Duks Koschitz, Erik D. Demaine, Martin L. Demaine, Tomohiro Tachi

arxiv:1812.01167 v1 · 2018-12-04 · cs.CG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PFOHYXT6UERLSM44FAQ64YYSAQ}

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	2026-05-17T23:59:13.196657Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

795c7c5e7ea122b9339c2821ee63120422e63ddf7790e2a3b2f17e1af6f5ba72

Aliases

arxiv: 1812.01167 · arxiv_version: 1812.01167v1 · doi: 10.48550/arxiv.1812.01167 · pith_short_12: PFOHYXT6UERL · pith_short_16: PFOHYXT6UERLSM44 · pith_short_8: PFOHYXT6

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/PFOHYXT6UERLSM44FAQ64YYSAQ \
  | 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: 795c7c5e7ea122b9339c2821ee63120422e63ddf7790e2a3b2f17e1af6f5ba72

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "816a6d1383d0988e9b68da5f2091f550551528b76008e3ce21dc7c524c35cd48",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2018-12-04T02:18:12Z",
    "title_canon_sha256": "04d000c3e4499d80ce05bb1445a4e286849b99691f2c3c492d8c5457c40f491d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.01167",
    "kind": "arxiv",
    "version": 1
  }
}