Pith Number

pith:BA77CAJN

pith:2015:BA77CAJNYS66OEVNEFEJ2RHINB

not attested not anchored not stored refs pending

Mind the Gap

Amihood Amir, Avivit Levy, B. Riva Shalom, Ely Porat, Seth Pettie, Tsvi Kopelowitz

arxiv:1503.07563 v2 · 2015-03-25 · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BA77CAJNYS66OEVNEFEJ2RHINB}

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	2026-05-18T01:37:03.722561Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

083ff1012dc4bde712ad21489d44e86870be38739656b1537fea6d2e13932f9e

Aliases

arxiv: 1503.07563 · arxiv_version: 1503.07563v2 · doi: 10.48550/arxiv.1503.07563 · pith_short_12: BA77CAJNYS66 · pith_short_16: BA77CAJNYS66OEVN · pith_short_8: BA77CAJN

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/BA77CAJNYS66OEVNEFEJ2RHINB \
  | 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: 083ff1012dc4bde712ad21489d44e86870be38739656b1537fea6d2e13932f9e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "61d692b5574018abdac22f9f89019356b3ee6609f12f560516f71d7c9575763a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2015-03-25T22:02:54Z",
    "title_canon_sha256": "041323ae2a3fef42f669568fb16290a3a832cf44eb8320b0eaa118eadf6f0375"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.07563",
    "kind": "arxiv",
    "version": 2
  }
}