Pith Number

pith:ETCNJ4SB

pith:2026:ETCNJ4SB4W3SN422MG7KGC6PU7

not attested not anchored not stored refs pending

Perceived vertical and eye level as one orientation order parameter: a closed-form account of the Li-Matin rules for egocentric space

A. Y. Shavit (Hunter College, City University of New York), the Graduate Center

arxiv:2607.19681 v1 · 2026-07-22 · q-bio.NC · stat.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ETCNJ4SB4W3SN422MG7KGC6PU7}

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	2026-07-23T00:24:03.444278Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

24c4d4f241e5b726f35a61bea30bcfa7e8c14a62969e98603296d73ac0e4fe7e

Aliases

arxiv: 2607.19681 · arxiv_version: 2607.19681v1 · doi: 10.48550/arxiv.2607.19681 · pith_short_12: ETCNJ4SB4W3S · pith_short_16: ETCNJ4SB4W3SN422 · pith_short_8: ETCNJ4SB

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/ETCNJ4SB4W3SN422MG7KGC6PU7 \
  | 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: 24c4d4f241e5b726f35a61bea30bcfa7e8c14a62969e98603296d73ac0e4fe7e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "923737b6933ade9e7f8f4eecb071649db99aa07eeee8125a3409b066c896e44d",
    "cross_cats_sorted": [
      "stat.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.NC",
    "submitted_at": "2026-07-22T02:29:35Z",
    "title_canon_sha256": "9e57acf9583061e8f758356ffe97786254f961decd726193b7ae3b700f947dc3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.19681",
    "kind": "arxiv",
    "version": 1
  }
}