Pith Number

pith:OJEM5VGD

pith:2014:OJEM5VGDH4KSMZMP66NX7NREIV

not attested not anchored not stored refs pending

Determination of the Spacetime from Local Time Measurements

Lauri Oksanen, Matti Lassas, Yang Yang

arxiv:1412.1350 v3 · 2014-12-03 · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OJEM5VGDH4KSMZMP66NX7NREIV}

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	2026-05-18T01:36:58.183095Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7248ced4c33f1526658ff79b7fb624455097eb3b54abad5382e0a0810b9d9579

Aliases

arxiv: 1412.1350 · arxiv_version: 1412.1350v3 · doi: 10.48550/arxiv.1412.1350 · pith_short_12: OJEM5VGDH4KS · pith_short_16: OJEM5VGDH4KSMZMP · pith_short_8: OJEM5VGD

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/OJEM5VGDH4KSMZMP66NX7NREIV \
  | 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: 7248ced4c33f1526658ff79b7fb624455097eb3b54abad5382e0a0810b9d9579

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6ff0952308fec99b4a01e64e2694db396d499e2e8ba22479b1ed394bd5616d1c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2014-12-03T14:57:20Z",
    "title_canon_sha256": "06a76c7a6eab7e8621e12e957b214212f041740ee92228767673a25f8218e308"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1412.1350",
    "kind": "arxiv",
    "version": 3
  }
}