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 - CARAGA Award a ₱36.0M contract to OSCAR R. SARMIENTO CONSTRUCTION INC.National agencies
Transaction hash:
7c15e8daa7a2e732235ca628d5c74798faaeefca58fcd444810c79855742ffa5
Status:
Included and unchanged
Block:
#2,059 3,954 blocks after it
Position in block:
Transaction 32 of 73
Award day:
Apr 25, 2014 (12 yrs 6 mo ago)
Value:
₱36,001,467.60
Project:
14N00014
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 #2,059 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 - CARAGA awarded it to OSCAR R. SARMIENTO CONSTRUCTION INC. on 2014-04-25.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 7c15e8daa7…42ffa5now …
- 2. Block Merkle root changedstored ef275898b0…b6dddanow …
- 3. Block #2059 hash changedstored fa0a48601c…ad0460now …
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 72 records. Each step hashes the current value together with the sibling shown.
- leaf 7c15e8daa7a2e732235ca628d5c74798faaeefca58fcd444810c79855742ffa5
- 01 R 7c533c7b583a8b19e5193715dd2e8fcf6e35bfdd8b2701e6ecdc7a28e812c5a4
- 02 R d2489e8bd06030b3d711e4c1531ff696c95d3b567dec2e109e7414202acca841
- 03 R 266e46ff62c1607ff7cbfc77ab467b10207e5bc9672e17e6f17fa786763177a2
- 04 R 0f5f2a415771f4d7cdb23f298ac4aedb9b95511eb76e527ef8c34de86a054d7e
- 05 R 0078cbd2a6d691911967b414573d61848e8776639c3bc1da425c38aaf30cd1b8
- 06 L 2f6e7aa89d36b437e9bb03d9de28e7bcf2eace577a7fad3eabcdc6d3ab7cf8ba
- 07 R b34b00f68c012eb6da53c452a5700c93673aa1046351b784911dfd4b6982962b
- root ef275898b022cedc08f11c4c1a0b6283b91a34348e523b0d12908f2b38b6ddda