Pith Number

pith:HXYRTA3E

pith:2018:HXYRTA3ETMTQHMMW22KSY6JI27

not attested not anchored not stored refs pending

Dynamical Systems with a Cyclic Sign Variation Diminishing Property

Guy Sharon, Michael Margaliot, Tsuff Ben-Avraham, Yoram Zarai

arxiv:1807.02779 v1 · 2018-07-08 · math.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{HXYRTA3ETMTQHMMW22KSY6JI27}

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	2026-05-18T00:11:13.714333Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3df11983649b2703b196d6952c7928d7ece0485de6a7195976986bbd118848d2

Aliases

arxiv: 1807.02779 · arxiv_version: 1807.02779v1 · doi: 10.48550/arxiv.1807.02779 · pith_short_12: HXYRTA3ETMTQ · pith_short_16: HXYRTA3ETMTQHMMW · pith_short_8: HXYRTA3E

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/HXYRTA3ETMTQHMMW22KSY6JI27 \
  | 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: 3df11983649b2703b196d6952c7928d7ece0485de6a7195976986bbd118848d2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e86af53df4186e8750463e2cfc338c2bca23406a2fbd0917c1a8647bf8d2eccf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2018-07-08T08:34:26Z",
    "title_canon_sha256": "fca22789ea6b163780b1ec3b263e1b0f55d07237a7ff11b59d47acf46b542d39"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.02779",
    "kind": "arxiv",
    "version": 1
  }
}