Pith Number

pith:DSUNFJGI

pith:2012:DSUNFJGIK5SGSYGUZAIZEBIFWX

not attested not anchored not stored refs pending

Not Too Delayed CSIT Achieves the Optimal Degrees of Freedom

Namyoon Lee, Robert W. Heath Jr

arxiv:1207.2211 v1 · 2012-07-10 · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DSUNFJGIK5SGSYGUZAIZEBIFWX}

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	2026-05-18T03:51:24.728207Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1ca8d2a4c857646960d4c811920505b5e1333cb766939ab1827bd00c1c1dfa49

Aliases

arxiv: 1207.2211 · arxiv_version: 1207.2211v1 · doi: 10.48550/arxiv.1207.2211 · pith_short_12: DSUNFJGIK5SG · pith_short_16: DSUNFJGIK5SGSYGU · pith_short_8: DSUNFJGI

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/DSUNFJGIK5SGSYGUZAIZEBIFWX \
  | 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: 1ca8d2a4c857646960d4c811920505b5e1333cb766939ab1827bd00c1c1dfa49

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0648de27a4e535ebff6e7ad501383a99b46b0b961aeb728a1801b18f26201387",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2012-07-10T02:05:10Z",
    "title_canon_sha256": "942b9da5a602a6c41270a3e5107401f26737e37aa1f9c3d2100ba1dbf9c84dd4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.2211",
    "kind": "arxiv",
    "version": 1
  }
}