Pith Number

pith:E7XELR3A

pith:2017:E7XELR3ACBOHDXEZIBJY2ZZBDS

not attested not anchored not stored refs pending

Photometric and Polarimetric Observations of a New Polar USNO-A2.0 0825-18396733

M.M. Gabdeev, N.V. Borisov, V.L. Afanasiev

arxiv:1708.08381 v1 · 2017-08-28 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{E7XELR3ACBOHDXEZIBJY2ZZBDS}

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	2026-05-18T00:36:36.226151Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

27ee45c760105c71dc9940538d67211c94a28fac8b615ef297f2fa73101a4e0c

Aliases

arxiv: 1708.08381 · arxiv_version: 1708.08381v1 · doi: 10.48550/arxiv.1708.08381 · pith_short_12: E7XELR3ACBOH · pith_short_16: E7XELR3ACBOHDXEZ · pith_short_8: E7XELR3A

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/E7XELR3ACBOHDXEZIBJY2ZZBDS \
  | 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: 27ee45c760105c71dc9940538d67211c94a28fac8b615ef297f2fa73101a4e0c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4fe83ab8a8a50d55cf383f77f2081b25e3fcd0d003e6bd9e9d4591cf10d6b550",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-08-28T15:41:10Z",
    "title_canon_sha256": "497910cf0f049e522e340a3099c6239bbd33f12cf403b127a1cc284873153cc6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.08381",
    "kind": "arxiv",
    "version": 1
  }
}