DemoFor public education only. These blocks are built by PisoScan from published PhilGEPS records to show how a budget ledger like CADENA would work. No government agency created or signed them, and this is not an official ledger. How it works
Transaction details
APITransaction action
PROVINCE OF SAMAR Award a ₱495.1K contract to PYUKEI CONSTRUCTION INC.Provinces
Transaction hash:
4e477bfdd7149c6e666b9434499fa81695f0eb5da26d4e86c30b3d80f4914eb9
Status:
Included and unchanged
Block:
#4,103 1,910 blocks after it
Position in block:
Transaction 34 of 120
Award day:
May 12, 2020 (6 yrs 6 mo ago)
From:
Value:
₱495,103.77
Project:
construction project
Full record:
Accountability
Bill Sec. 3 and 19Responsible agency:
Accountable officer:
Not stated in the source. PhilGEPS does not publish who certified the award.
Certification:
Not certified No agency signed this record. Under CADENA the accountable officer would sign it with their own key.
Demo signature:
Block #4,103 signature valid Demo key, proves nothing about the governmentPublic key
Linked records: from budget to payment
Bill Sec. 5- 1. AppropriationGAA line item · Sec. 5(b)The award does not say which budget line pays for it.Not published
- 2. Allotment releaseSARO / allotment · Sec. 5(c)(iii)Not published per project. DBM releases SAROs, but not linked to individual contracts.Not published
- 3. Cash allocationNotice of Cash Allocation · Sec. 5(c)(iv)Not published per project.Not published
- 4. Contract awardNotice of Award (PhilGEPS) · Sec. 5(d)PROVINCE OF SAMAR awarded it to PYUKEI CONSTRUCTION INC. on 2020-05-12.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)No matching DPWH contract record (only DPWH contracts are listed with progress).Not published
- 6. PaymentDisbursement voucher · Sec. 5(c)(viii)Not published. No public source shows how much of this contract has been paid.Not published
- 7. CompletionCertificate of completion · Sec. 5(d)No completion certificate published.Not published
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)COA's CY2024 audit of Samar gave a "qualified" opinion on its financial statements (not specific to this contract).Partly
1 of 8 documents found, 1 partly. Under CADENA every step would be published within 7 working days and linked to this record.
Tamper test: try changing this record
DemoEdit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.
- 1. Record fingerprint changedstored 4e477bfdd7…914eb9now …
- 2. Block Merkle root changedstored 5a8854769b…75d6bcnow …
- 3. Block #4103 hash changedstored 42e9737a34…f61b0enow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 119 records. Each step hashes the current value together with the sibling shown.
- leaf 4e477bfdd7149c6e666b9434499fa81695f0eb5da26d4e86c30b3d80f4914eb9
- 01 R 542a000e7958902f358b8e4a617b816e78b745beac56242021dfdb46fb4b7c30
- 02 L b9768fa004a49fa537a113d6bc2abdde6a6e433e67c63ff73f51346c8c6888fa
- 03 R 828fe9c07c745a5bf1709eaf3c109eecea937403d825f27b6c0e589b94f84ed9
- 04 R 1380ae640834ef8950775fb615fc5b21a111e3d5148ad8756c34275552d57c2b
- 05 R dd4575e7a41c31d9f790b470a9c8db2959e417ed71a6f4d020536a5f36d64696
- 06 L 9987a761e40f12be9fb31820b31baa345fdc088b89e3f3e65a662488f5ec17c9
- 07 R 84787deaa1dcfa72adc0848a14d40958179add8c2be9e19adcd7618af4a34fc2
- root 5a8854769b8cf36249bad6a1963fb9471a24d2aa37824452f6729063b575d6bc