Pith Number

pith:SEGIVIIH

pith:2015:SEGIVIIHF5IAPCL6H3W6OETOVL

not attested not anchored not stored refs pending

Block Matrix Formulations for Evolving Networks

Caterina Fenu, Desmond J. Higham

arxiv:1511.07305 v2 · 2015-11-23 · cs.SI · cs.NA · math.NA · physics.soc-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SEGIVIIHF5IAPCL6H3W6OETOVL}

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	2026-05-17T23:49:06.588179Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

910c8aa1072f5007897e3eede7126eaad419ae7739d255db5baf412ddb97e71c

Aliases

arxiv: 1511.07305 · arxiv_version: 1511.07305v2 · doi: 10.48550/arxiv.1511.07305 · pith_short_12: SEGIVIIHF5IA · pith_short_16: SEGIVIIHF5IAPCL6 · pith_short_8: SEGIVIIH

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/SEGIVIIHF5IAPCL6H3W6OETOVL \
  | 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: 910c8aa1072f5007897e3eede7126eaad419ae7739d255db5baf412ddb97e71c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9b9f3e26fdf0ebfca7632d977af5e1340d4d2f896a5174f9c57804e5b1bf9619",
    "cross_cats_sorted": [
      "cs.NA",
      "math.NA",
      "physics.soc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2015-11-23T16:47:13Z",
    "title_canon_sha256": "1cdaa96d1b1663ef209414d7d39e16a089b1d0d3f98e06624e9a11149d3f50b3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.07305",
    "kind": "arxiv",
    "version": 2
  }
}