Pith Number

pith:Q7FJSTLA

pith:2015:Q7FJSTLAX3MNXZKSY2NNPFLSVT

not attested not anchored not stored refs pending

MORPH: A Reference Architecture for Configuration and Behaviour Self-Adaptation

Daniel Sykes, Jeff Kramer, Nicolas D'Ippolito, Sebastian Uchitel, Victor Braberman

arxiv:1504.08339 v1 · 2015-04-30 · cs.SE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Q7FJSTLAX3MNXZKSY2NNPFLSVT}

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	2026-05-18T01:29:31.637890Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

87ca994d60bed8dbe552c69ad79572acfae0e51c9cf977719211d9ed36cfaf3a

Aliases

arxiv: 1504.08339 · arxiv_version: 1504.08339v1 · doi: 10.48550/arxiv.1504.08339 · pith_short_12: Q7FJSTLAX3MN · pith_short_16: Q7FJSTLAX3MNXZKS · pith_short_8: Q7FJSTLA

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/Q7FJSTLAX3MNXZKSY2NNPFLSVT \
  | 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: 87ca994d60bed8dbe552c69ad79572acfae0e51c9cf977719211d9ed36cfaf3a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d685411b9c6312ac3f1401b016a2af389c7bfe5b578e2e65f269133d76935714",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2015-04-30T18:45:56Z",
    "title_canon_sha256": "60f9722256c95839574faa2bf6dd3c5db3c44bf8b4feaf1451e733c88042079c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.08339",
    "kind": "arxiv",
    "version": 1
  }
}