Pith Number

pith:S7MUVR3T

pith:2015:S7MUVR3TW7SDSYHCPVW6QKIKIT

not attested not anchored not stored refs pending

The Complexity of Switching and FACTS Maximum-Potential-Flow Problems

Alban Grastien, Karsten Lehmann, Pascal Van Hentenryck

arxiv:1507.04820 v1 · 2015-07-17 · cs.CC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{S7MUVR3TW7SDSYHCPVW6QKIKIT}

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	2026-05-18T01:36:42.708089Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

97d94ac773b7e43960e27d6de8290a44d7b808e52237b7cb4ffbcf6172ddd6df

Aliases

arxiv: 1507.04820 · arxiv_version: 1507.04820v1 · doi: 10.48550/arxiv.1507.04820 · pith_short_12: S7MUVR3TW7SD · pith_short_16: S7MUVR3TW7SDSYHC · pith_short_8: S7MUVR3T

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/S7MUVR3TW7SDSYHCPVW6QKIKIT \
  | 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: 97d94ac773b7e43960e27d6de8290a44d7b808e52237b7cb4ffbcf6172ddd6df

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "44426455abeb20b252b03b1db34ca42caf7a3b28b5f9757234e5235bde98668e",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CC",
    "submitted_at": "2015-07-17T02:37:58Z",
    "title_canon_sha256": "d33428f2ba30405981ca7af5b01de26426d6c0860a133bda6db6b5818ca67ddc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.04820",
    "kind": "arxiv",
    "version": 1
  }
}