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 - METRO MANILA 1ST E Award a ₱1.9M contract to YPR GEN. CONTRACTOR AND CONSTRUCTION SUPPLY INC.National agencies
Transaction hash:
eee7f3e54affae87d5397966d5f783600cb2b528ed49dffe3dc63a27a8b64a9d
Status:
Included and unchanged
Block:
#4,236 1,777 blocks after it
Position in block:
Transaction 278 of 303
Award day:
Sep 29, 2020 (6 yrs 1 mo ago)
Value:
₱1,899,928.08
Project:
Contract ID No. 20OB0301 Contract Name Rehabilit
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 #4,236 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 - METRO MANILA 1ST E awarded it to YPR GEN. CONTRACTOR AND CONSTRUCTION SUPPLY INC. on 2020-09-29.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 eee7f3e54a…b64a9dnow …
- 2. Block Merkle root changedstored a6e61e5d52…b8befanow …
- 3. Block #4236 hash changedstored 85936ddbb8…03377anow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 302 records. Each step hashes the current value together with the sibling shown.
- leaf eee7f3e54affae87d5397966d5f783600cb2b528ed49dffe3dc63a27a8b64a9d
- 01 R ef0bab4c20c5c73bd51b267eb8f1bb90a49376e662ad6db40bb4c74af6833fad
- 02 L a0df1dd42c82ffc68a096eb53f44c3432ec54654b47e6d7012818f2ceb56a522
- 03 L 6d5df709f869bd4a7abd8f7b9fe20e7d311a547b0f5493b5322bc13676b46227
- 04 R a8c5967c298652d44ac51ac7c4b62d0f6edba846e5dd41e1739574be769675fb
- 05 L 2aa61ef26b7048d42d8194cb99fe2ba6d27a9362349bfbb86d615bed0b50464d
- 06 R e252a4b0f38a792970b6671832e1bd39dc8e56aae16d508370bd618a3132b145
- 07 R ba07939c63eca1c7ac8871501bb035176cad569d329a41fda4652a7c79bcbd32
- 08 R cdfa5f6e51cdadb5a0c694a3c86a2fe9b15922166f90a17b5c1a13e05ee16dc5
- 09 L 1096e12d5a20baef0f672af874c6ed9066426c892566abdb64823ccde2f5b188
- root a6e61e5d52bb62f87be7f47b059f39ebee9618e0befe5066f91b4b8644b8befa