Pith Number

pith:R7TZOFA7

pith:2016:R7TZOFA7OBMRBLJCLFPK4PUSSW

not attested not anchored not stored refs pending

Green-to-Red Sequences for Positroids

Khrystyna Serhiyenko, Nicolas Ford

arxiv:1610.01695 v2 · 2016-10-06 · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{R7TZOFA7OBMRBLJCLFPK4PUSSW}

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	2026-05-18T00:54:15.335428Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8fe797141f705910ad22595eae3e92958d522f8088e6add12e9c5d83addd4414

Aliases

arxiv: 1610.01695 · arxiv_version: 1610.01695v2 · doi: 10.48550/arxiv.1610.01695 · pith_short_12: R7TZOFA7OBMR · pith_short_16: R7TZOFA7OBMRBLJC · pith_short_8: R7TZOFA7

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/R7TZOFA7OBMRBLJCLFPK4PUSSW \
  | 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: 8fe797141f705910ad22595eae3e92958d522f8088e6add12e9c5d83addd4414

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b051c0eca598167ef784357123bf1991a1fb3df25d0d7324ce1bc5fb2882055c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2016-10-06T00:27:33Z",
    "title_canon_sha256": "d385ecdbf2d199a8d1dc5ca5fa225a7c16b7c21d4e120d209a88cc69f5eb5fe9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.01695",
    "kind": "arxiv",
    "version": 2
  }
}