Pith Number

pith:Q6GWEYE4

pith:2015:Q6GWEYE4S4BPJ6TYX5GRLZ5CT3

not attested not anchored not stored refs pending

The F-snapshot Problem

Gal Amram

arxiv:1510.02211 v1 · 2015-10-08 · 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{Q6GWEYE4S4BPJ6TYX5GRLZ5CT3}

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	2026-05-18T01:30:44.456834Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

878d62609c9702f4fa78bf4d15e7a29ee2ce2c36e1213ec43a884048796c8541

Aliases

arxiv: 1510.02211 · arxiv_version: 1510.02211v1 · doi: 10.48550/arxiv.1510.02211 · pith_short_12: Q6GWEYE4S4BP · pith_short_16: Q6GWEYE4S4BPJ6TY · pith_short_8: Q6GWEYE4

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/Q6GWEYE4S4BPJ6TYX5GRLZ5CT3 \
  | 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: 878d62609c9702f4fa78bf4d15e7a29ee2ce2c36e1213ec43a884048796c8541

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eff9f9d85c7bd27c5a0b3ec7c0eeca46a9645c1f28be2e8c7134033623ddc76a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2015-10-08T07:27:37Z",
    "title_canon_sha256": "746a5ce99e296124c371c9b9c0d3788e7348bfb2c9d9c9339797e4201e088a8f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.02211",
    "kind": "arxiv",
    "version": 1
  }
}