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
CITY OF HIMAMAYLAN, NEGROS OCCIDENTAL Award a ₱592.2K contract to EJJ CONSTRUCTION AND SUPPLYCities
Transaction hash:
00a240d5b35a91f8164aaaa93c8413da744408606c9e63dd5c81532a4101556c
Status:
Included and unchanged
Block:
#5,120 893 blocks after it
Position in block:
Transaction 1 of 520
Award day:
Apr 11, 2023 (3 yrs 7 mo ago)
Value:
₱592,210.86
Project:
Construction Projects
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 #5,120 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)CITY OF HIMAMAYLAN, NEGROS OCCIDENTAL awarded it to EJJ CONSTRUCTION AND SUPPLY on 2023-04-11.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 City of Himamaylan 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 00a240d5b3…01556cnow …
- 2. Block Merkle root changedstored 8a5f80c79e…601326now …
- 3. Block #5120 hash changedstored edfa01052c…7b02e9now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 519 records. Each step hashes the current value together with the sibling shown.
- leaf 00a240d5b35a91f8164aaaa93c8413da744408606c9e63dd5c81532a4101556c
- 01 L 0080cad8c504fdb8612b44fb34db41bcf2529af8cc99b801f81e46a879f99e4b
- 02 R 28deabb8c8bb9594023dfc1467d06579dc83aa1449c59036293c70ba09ea559b
- 03 R d5cf9d0fccda5cdbb70780d8a68cff237473506bb811534c3287a9c1790b935a
- 04 R fadbe4f0286433dd75bfa651d1689b9cca18bee2fd484129a9d5d16d9a237edf
- 05 R 63d5160156288c7f90de4c8e5a65287209a8be3db58609826ab805a71e0ba4c2
- 06 R e72e042c404c5ba4f8ef5364bdd2cc6d3e7d187e97d9f7862bd4ca320e4f28f6
- 07 R d63f92bd674a40147773682dd58cb3e23e390b2ff3b01cef32fff9d22ff16d3b
- 08 R 8257e003fabb37c4dc5f460752c026d0c4327bc0644cc2493462101498adf50a
- 09 R 785af939f4a168a17065d8d7f0bb6de628d0b32b832d74ede18cbd917dd381de
- 10 R c8565703a79c38cd27ae393ab76acb0469c7be580ecf79fdb3680b799d79f8a4
- root 8a5f80c79e0e380850a8aa4677d763beab7f03a6f138855354f4909077601326