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 - LAGUNA 1ST ED Award a ₱4.8M contract to J.B. ALARCON ENTERPRISESNational agencies
Transaction hash:
b4eeaefe23b7daf8126fe1b08ccf4837745332ca12a2b4a313c14c407bbca230
Status:
Included and unchanged
Block:
#3,539 2,474 blocks after it
Position in block:
Transaction 127 of 173
Award day:
Sep 21, 2018 (8 yrs 1 mo ago)
Value:
₱4,825,872.68
Project:
Concreting of Barangay Kapatalan FMR (with drainag
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 #3,539 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)DPWH lists the funding source as "Outside Infra - GAA 2018 DA FMR", i.e. the FY2018 GAA. The exact UACS line is not given.Partly
- 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 - LAGUNA 1ST ED awarded it to J.B. ALARCON ENTERPRISES on 2018-09-21.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 18DH0092: Completed, 100% physical progress.Found
- 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)DPWH marks the contract "Completed" (end 2019-08-29). The certificate itself is not published.Partly
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
2 of 8 documents found, 2 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 b4eeaefe23…bca230now …
- 2. Block Merkle root changedstored 7b1f95d59c…c88ca2now …
- 3. Block #3539 hash changedstored be16647742…0900a0now …
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 172 records. Each step hashes the current value together with the sibling shown.
- leaf b4eeaefe23b7daf8126fe1b08ccf4837745332ca12a2b4a313c14c407bbca230
- 01 L b2ecaff87826108f85eba832b16d7f0412cc5c39473e6c33778da4b34bf21ab8
- 02 L 52bb9112b4e3bd46473926a76620cff89077475cf3ada893a285e9d78659c397
- 03 L 5abb37e0a6abab73e7321c1e4cbd9c23400e563e3181ec06ccf2bccb5b4a27fe
- 04 L d92ba346d8316a590586e4866b94a7342c18bc8dc3631398a4136c384b584ac6
- 05 L a85fa45df79574d9667164f2c687e6a072eff8a234e5cba9c6579f10670c86f1
- 06 L 67a30eba10f002af6e6a8c063285be785ececaded4e04162f604fedc01402fbf
- 07 L 9162be455bc0d139e0872b2443422521ff20b0b96d6dc6de857cbd07ba12a410
- 08 R a0d4d69846156819735911c0e4c25086dfa6840047f75b3f22e10169b3383e1f
- root 7b1f95d59c966d21a150ffe193f7478fd35828e3ffffa95a11b404af50c88ca2