Pith Number

pith:A4BXZYTY

pith:2016:A4BXZYTYODWFLPSS3A62VDRLRI

not attested not anchored not stored refs pending

Two-weight codes from trace codes over $R_k$

Minjia Shi, Yue Guan

arxiv:1612.05523 v1 · 2016-12-16 · cs.IT · math.IT

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

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	2026-05-18T00:54:51.612640Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

07037ce27870ec55be52d83daa8e2b8a01cae6c2eebf6946e625687d90916893

Aliases

arxiv: 1612.05523 · arxiv_version: 1612.05523v1 · doi: 10.48550/arxiv.1612.05523 · pith_short_12: A4BXZYTYODWF · pith_short_16: A4BXZYTYODWFLPSS · pith_short_8: A4BXZYTY

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/A4BXZYTYODWFLPSS3A62VDRLRI \
  | 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: 07037ce27870ec55be52d83daa8e2b8a01cae6c2eebf6946e625687d90916893

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e605ecb82500a1b0c6e4db3364ee2d74a496a249066f1eb8a832fbfc2c17afb8",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2016-12-16T16:00:25Z",
    "title_canon_sha256": "370edda8244a2bcc9d38cf165fd9a938c7f431e74bd976fde98db13dcf0be2e3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1612.05523",
    "kind": "arxiv",
    "version": 1
  }
}