Pith Number

pith:QBZ2OXYD

pith:2015:QBZ2OXYDS6VSAS4KPE24AGI7JE

not attested not anchored not stored refs pending

Orientation and Alignment Echoes

B. Lavorel, E. Gershnabel, E. Hertz, F. Billard, G. Karras, I.Sh. Averbukh, J.-M. Hartmann, O. Faucher, Y. Prior

arxiv:1502.00019 v1 · 2015-01-27 · physics.atom-ph · physics.chem-ph · physics.class-ph · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QBZ2OXYDS6VSAS4KPE24AGI7JE}

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	2026-05-18T00:38:11.967260Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8073a75f0397ab204b8a7935c0191f4924fde3ffc65e38f589c6b881c154e245

Aliases

arxiv: 1502.00019 · arxiv_version: 1502.00019v1 · doi: 10.48550/arxiv.1502.00019 · pith_short_12: QBZ2OXYDS6VS · pith_short_16: QBZ2OXYDS6VSAS4K · pith_short_8: QBZ2OXYD

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/QBZ2OXYDS6VSAS4KPE24AGI7JE \
  | 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: 8073a75f0397ab204b8a7935c0191f4924fde3ffc65e38f589c6b881c154e245

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dab1a8f5252440b49cc73feda4046127e67eb082fb370a370f92d8a0f4ce5117",
    "cross_cats_sorted": [
      "physics.chem-ph",
      "physics.class-ph",
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2015-01-27T22:55:04Z",
    "title_canon_sha256": "f02a5b136fcc97f75430fa50e37f0ae855169cb5c7a972c89d9cb330b8728c2d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.00019",
    "kind": "arxiv",
    "version": 1
  }
}