Pith Number

pith:B3XKFYPG

pith:2013:B3XKFYPGUOQNXIQZ3I2UNBDTPJ

not attested not anchored not stored refs pending

Reality and Computation in Schubert Calculus

Nickolas Hein

arxiv:1307.1833 v1 · 2013-07-07 · math.AG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{B3XKFYPGUOQNXIQZ3I2UNBDTPJ}

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	2026-05-18T03:19:03.381826Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0eeea2e1e6a3a0dba219da354684737a5a9097b6a881047fdd2a9964bf769f90

Aliases

arxiv: 1307.1833 · arxiv_version: 1307.1833v1 · doi: 10.48550/arxiv.1307.1833 · pith_short_12: B3XKFYPGUOQN · pith_short_16: B3XKFYPGUOQNXIQZ · pith_short_8: B3XKFYPG

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/B3XKFYPGUOQNXIQZ3I2UNBDTPJ \
  | 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: 0eeea2e1e6a3a0dba219da354684737a5a9097b6a881047fdd2a9964bf769f90

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "88d0fed8ac0f8e518dd147c4dc3ebd951df75beab3b13e6a84f6756fea962aa8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2013-07-07T06:03:23Z",
    "title_canon_sha256": "955963b8fdaa66afa568417c6ba74c82fc3398930f15a6e386715ed3b803728a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.1833",
    "kind": "arxiv",
    "version": 1
  }
}