Pith Number

pith:AXYIRGT3

pith:2015:AXYIRGT3T6TO52BEKM4BJ44L4R

not attested not anchored not stored refs pending

Spacetime, Spin and Gravity Probe B

James M. Overduin

arxiv:1504.05774 v1 · 2015-04-22 · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AXYIRGT3T6TO52BEKM4BJ44L4R}

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	2026-05-18T01:25:00.893400Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

05f0889a7b9fa6eee824533814f38be45510c88f383d290b1fc7282daf1e808f

Aliases

arxiv: 1504.05774 · arxiv_version: 1504.05774v1 · doi: 10.48550/arxiv.1504.05774 · pith_short_12: AXYIRGT3T6TO · pith_short_16: AXYIRGT3T6TO52BE · pith_short_8: AXYIRGT3

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/AXYIRGT3T6TO52BEKM4BJ44L4R \
  | 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: 05f0889a7b9fa6eee824533814f38be45510c88f383d290b1fc7282daf1e808f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "db859f00c1e423a3bd0b10334cabaa716ee79b24e821904264b35e6f5c99136a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2015-04-22T13:00:14Z",
    "title_canon_sha256": "52d2fda88932ad422255e2139cc89f3da0f8178c5497dee39203b6e8fe08b044"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.05774",
    "kind": "arxiv",
    "version": 1
  }
}