Pith Number

pith:EHAHCWZT

pith:2016:EHAHCWZTFUAXAE77WOQ3SCCBKW

not attested not anchored not stored refs pending

Graph Minors for Preserving Terminal Distances Approximately - Lower and Upper Bounds

Gramoz Goranci, Monika Henzinger, Yun Kuen Cheung

arxiv:1604.08342 v1 · 2016-04-28 · cs.DS · cs.DM · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EHAHCWZTFUAXAE77WOQ3SCCBKW}

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	2026-05-18T00:53:50.962686Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

21c0715b332d017013ffb3a1b9084155b0ee3ffa31cf9654e3702069f402d061

Aliases

arxiv: 1604.08342 · arxiv_version: 1604.08342v1 · doi: 10.48550/arxiv.1604.08342 · pith_short_12: EHAHCWZTFUAX · pith_short_16: EHAHCWZTFUAXAE77 · pith_short_8: EHAHCWZT

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/EHAHCWZTFUAXAE77WOQ3SCCBKW \
  | 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: 21c0715b332d017013ffb3a1b9084155b0ee3ffa31cf9654e3702069f402d061

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "74eeae2e7d296be1e457d52e1d27ba113bea4ac074dc9c401a19ccf3148678c0",
    "cross_cats_sorted": [
      "cs.DM",
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2016-04-28T08:31:45Z",
    "title_canon_sha256": "7434915b80e74d99cb8f5eda6d2172e6749bb55ab91c10b673a58f680982e054"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.08342",
    "kind": "arxiv",
    "version": 1
  }
}