Pith Number

pith:KRMBATTP

pith:2015:KRMBATTPD6H7ZD32QUNCLMPRRX

not attested not anchored not stored refs pending

Reply to comment by M. Pitkin on "Measurements of Newton's gravitational constant and the length of day"

Gerald Schubert, John D. Anderson, Michael R. Feldman, Virginia Trimble

arxiv:1508.00532 v1 · 2015-07-30 · gr-qc

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

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	2026-05-18T01:35:06.505472Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5458104e6f1f8ffc8f7a851a25b1f18dd94c59902ba2ebc8539bc49e6b6e725a

Aliases

arxiv: 1508.00532 · arxiv_version: 1508.00532v1 · doi: 10.48550/arxiv.1508.00532 · pith_short_12: KRMBATTPD6H7 · pith_short_16: KRMBATTPD6H7ZD32 · pith_short_8: KRMBATTP

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/KRMBATTPD6H7ZD32QUNCLMPRRX \
  | 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: 5458104e6f1f8ffc8f7a851a25b1f18dd94c59902ba2ebc8539bc49e6b6e725a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bd4a2a423644cf2e276a5ff86f9fe03b5ddfabb21ae2b148c169f4868b2128c3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2015-07-30T16:02:38Z",
    "title_canon_sha256": "9bc5815618251dfcee452b800ed5bcac0c01e0d53fd70e0c3521dc70ec566bc3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.00532",
    "kind": "arxiv",
    "version": 1
  }
}