Pith Number

pith:DVLFL56P

pith:2016:DVLFL56POL7WVVPC3IZB77JI4J

not attested not anchored not stored refs pending

Approximate Modularity Revisited

Inbal Talgam-Cohen, Michal Feldman, Uriel Feige

arxiv:1612.02034 v2 · 2016-12-06 · 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{DVLFL56POL7WVVPC3IZB77JI4J}

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	2026-05-18T00:19:47.720591Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1d5655f7cf72ff6ad5e2da321ffd28e24b0833c964c8f238f0efdfbb560adc78

Aliases

arxiv: 1612.02034 · arxiv_version: 1612.02034v2 · doi: 10.48550/arxiv.1612.02034 · pith_short_12: DVLFL56POL7W · pith_short_16: DVLFL56POL7WVVPC · pith_short_8: DVLFL56P

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/DVLFL56POL7WVVPC3IZB77JI4J \
  | 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: 1d5655f7cf72ff6ad5e2da321ffd28e24b0833c964c8f238f0efdfbb560adc78

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "275f95b80c1417b699086b0a9334ba3d17932ad68adde172aa791b7a7fde291c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2016-12-06T21:28:29Z",
    "title_canon_sha256": "4f6989a27ded309e2d8337008fd05f7744b463a5858c828989f28a89e1250ea9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1612.02034",
    "kind": "arxiv",
    "version": 2
  }
}