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
MUNICIPALITY OF HUNGDUAN, IFUGAO Award a ₱2.5M contract to MARCIA-JOI CONSTRUCTIONMunicipalities
Transaction hash:
4fb90b28eecccdd36ce3fd305a8efb1776a6d3179df936bcf86cf786e213fd28
Status:
Included and unchanged
Block:
#2,393 3,620 blocks after it
Position in block:
Transaction 48 of 143
Award day:
Apr 30, 2015 (11 yrs 6 mo ago)
Value:
₱2,498,097.14
Project:
Hapao Potable Water System
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 #2,393 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)MUNICIPALITY OF HUNGDUAN, IFUGAO awarded it to MARCIA-JOI CONSTRUCTION on 2015-04-30.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 Hungduan gave a "not stated" 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 4fb90b28ee…13fd28now …
- 2. Block Merkle root changedstored 536515a4ab…a041d8now …
- 3. Block #2393 hash changedstored 54b9ebb87c…f29c3dnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (8 steps)
How this one record is tied to the block's Merkle root, without needing the other 142 records. Each step hashes the current value together with the sibling shown.
- leaf 4fb90b28eecccdd36ce3fd305a8efb1776a6d3179df936bcf86cf786e213fd28
- 01 R 4feec71beb2afb411cff9fc2d3a78625d1d35c3355d1de5d1fb038ea367e4616
- 02 R b21b085b503cf958416b00929830d4f268eaeada985a60e274921deacee9afde
- 03 R 158c6caef0dbdbce1613aa662f2c99dfa80fd404a2019c93856baf079597d3b7
- 04 R fc4fd077d0c22bc55b457ae2700359b9e4e3edea38a92e41dfe256ff139b25db
- 05 L 5b9dee8e2663bc187a1ae112d4a8457b9fd64b446f49ea63bfab7b3fe788d9c6
- 06 L 6a8450d79945bce9f9e5faa561cb715b5785d22ccc63ecc0d1d94fcf08458345
- 07 R 281dae9c4e3f012745f6ef1bc952084c07677f390d34e2eeddb3b39cbe53de0f
- 08 R d226815898b4a78e8b253d11e6eacd636758370013c48410369529cfc723f733
- root 536515a4ab6461cd05aba9d427a1171270f99a0ebec4a6150573399672a041d8