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
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - DAVAO CITY SUB-DEO Award a ₱3.0M contract to RITZTOK CONSTRUCTION AND SUPPLYNational agencies
Transaction hash:
4e0efda8d47732d54c2d9139393d927b61cee66bbdb202762904dc8ccf819e83
Status:
Included and unchanged
Block:
#2,129 3,884 blocks after it
Position in block:
Transaction 26 of 107
Award day:
Jul 16, 2014 (12 yrs 3 mo ago)
Value:
₱3,032,362.96
Project:
NOA, CONTRACT, NTP
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 #2,129 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)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - DAVAO CITY SUB-DEO awarded it to RITZTOK CONSTRUCTION AND SUPPLY on 2014-07-16.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)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 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 4e0efda8d4…819e83now …
- 2. Block Merkle root changedstored 6a09e56389…f1acf1now …
- 3. Block #2129 hash changedstored 1013145fba…72fc06now …
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 106 records. Each step hashes the current value together with the sibling shown.
- leaf 4e0efda8d47732d54c2d9139393d927b61cee66bbdb202762904dc8ccf819e83
- 01 R 4e917249158d337000730957e109d4d22264f4e202efcc96d59734fd3617f56d
- 02 L 0dc850d8512d5ba6fefdf1172160292ce794e3ee94d67d329fe7c2a48f58957a
- 03 R 956d4024c1d77af4bc3ecaf2890f2716a77a55d998e57b7fe677d80a2c508709
- 04 L e8df6c71e542c67fd06490e27ddbf9246d0725430b442088b714868a1d54c004
- 05 L 0d2ab5cc9775866fa9e520b4f43d0238d30fdc37ff52cf3c7460041507c09cb0
- 06 R 92d1147834e8ca51e2c988660952499dfd7b06f6eeaa1af19f3f5876a489f6c8
- 07 R 245e1edce6494c98c0a5a9c851b5b22588935004bc544b53760f344ce884ec68
- root 6a09e5638928cb2b9b7e0ab48810c2b4e3e5a47b01b8b6b540f70943f0f1acf1