Pith Number

pith:IV27V2IC

pith:2014:IV27V2ICK2D6A7OV4PRHROAH2B

not attested not anchored not stored refs pending

A Multi-agent Based Digital Preservation Model

Jacopo Pellegrino

arxiv:1408.6126 v2 · 2014-08-26 · cs.MA · cs.DL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IV27V2ICK2D6A7OV4PRHROAH2B}

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	2026-05-18T02:44:01.466015Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4575fae9025687e07dd5e3e278b807d0469a93ec43a464bed6c7491ad8e45bf1

Aliases

arxiv: 1408.6126 · arxiv_version: 1408.6126v2 · doi: 10.48550/arxiv.1408.6126 · pith_short_12: IV27V2ICK2D6 · pith_short_16: IV27V2ICK2D6A7OV · pith_short_8: IV27V2IC

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/IV27V2ICK2D6A7OV4PRHROAH2B \
  | 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: 4575fae9025687e07dd5e3e278b807d0469a93ec43a464bed6c7491ad8e45bf1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4996411aef137103c9c1df54223ce1b0bee4b53e588756f8fe62b9b9df294146",
    "cross_cats_sorted": [
      "cs.DL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.MA",
    "submitted_at": "2014-08-26T14:23:53Z",
    "title_canon_sha256": "1f30a8c1e71e08b1d22adddb78d08df093099f50d9bb75b73c8d0548dd43b78f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.6126",
    "kind": "arxiv",
    "version": 2
  }
}