Pith Number

pith:J7XBCZLS

pith:2015:J7XBCZLSFOR7RXNAAAFLP5XXYP

not attested not anchored not stored refs pending

Observation of photo-thermal feed-back in a stable dual-carrier optical spring

Antonio Perreca, David Kelley, Fabian Manga\~na-Sandoval, James Lough, Stefan W. Ballmer

arxiv:1507.02979 v2 · 2015-07-10 · physics.optics · 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{J7XBCZLSFOR7RXNAAAFLP5XXYP}

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	2026-05-18T01:30:58.175148Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4fee1165722ba3f8dda0000ab7f6f7c3d805e8cfa85307d020a4c62611c69d4e

Aliases

arxiv: 1507.02979 · arxiv_version: 1507.02979v2 · doi: 10.48550/arxiv.1507.02979 · pith_short_12: J7XBCZLSFOR7 · pith_short_16: J7XBCZLSFOR7RXNA · pith_short_8: J7XBCZLS

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/J7XBCZLSFOR7RXNAAAFLP5XXYP \
  | 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: 4fee1165722ba3f8dda0000ab7f6f7c3d805e8cfa85307d020a4c62611c69d4e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "53425bc7b298d264845267102689381506239d4c6d8ca4321c6c0bb9eeda9ea8",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2015-07-10T18:13:36Z",
    "title_canon_sha256": "e0b78acb0b4d2ed2c0568d2de69291fd9a3924c17347007b629b4c8f6119bb67"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.02979",
    "kind": "arxiv",
    "version": 2
  }
}