Pith Number

pith:FCX2Z6K4

pith:2019:FCX2Z6K4LUXVBWOFPFCLRB52AP

not attested not anchored not stored refs pending

Towards Marrying Files to Objects

(2) IBM Research-Almaden), David Pease (2), Kunal Lillaney (1), Randal Burns (1) ((1) Johns Hopkins University, Vasily Tarasov (2)

arxiv:1908.11780 v1 · 2019-08-21 · cs.DC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FCX2Z6K4LUXVBWOFPFCLRB52AP}

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	2026-07-05T00:00:45.523365Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

28afacf95c5d2f50d9c57944b887ba03dc927a7686a2d3a5f3e62a0e76d8d7c5

Aliases

arxiv: 1908.11780 · arxiv_version: 1908.11780v1 · doi: 10.48550/arxiv.1908.11780 · pith_short_12: FCX2Z6K4LUXV · pith_short_16: FCX2Z6K4LUXVBWOF · pith_short_8: FCX2Z6K4

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/FCX2Z6K4LUXVBWOFPFCLRB52AP \
  | 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: 28afacf95c5d2f50d9c57944b887ba03dc927a7686a2d3a5f3e62a0e76d8d7c5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "370d4404c534ffdb31745099096fe5f9ce58b35de392e6127a89d32680869d21",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2019-08-21T17:02:02Z",
    "title_canon_sha256": "266a5189083acdf8167d816b7483b434d778a275d2f72a34a101f4a70749763b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.11780",
    "kind": "arxiv",
    "version": 1
  }
}