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 TACLOBAN, LEYTE Award a ₱235.8K contract to KML BUILDERS AND CONSTRUCTION SUPPLYCities
Transaction hash:
71e9fa367be35486dca682e374ea0556a4173adc8f59d000c744c907e94689fb
Status:
Included and unchanged
Block:
#4,315 1,698 blocks after it
Position in block:
Transaction 47 of 122
Award day:
Dec 23, 2020 (5 yrs 10 mo ago)
Value:
₱235,772.25
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 #4,315 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 TACLOBAN, LEYTE awarded it to KML BUILDERS AND CONSTRUCTION SUPPLY on 2020-12-23.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 Tacloban 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 71e9fa367b…4689fbnow …
- 2. Block Merkle root changedstored 7b5089986e…731975now …
- 3. Block #4315 hash changedstored dcb89b41d6…da33adnow …
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 121 records. Each step hashes the current value together with the sibling shown.
- leaf 71e9fa367be35486dca682e374ea0556a4173adc8f59d000c744c907e94689fb
- 01 L 6f2677c11b92615a836bd1f9c1466adfdc1ba9421b493d9dde260cab9718231a
- 02 L eb605df1f0cc5573b69020f67b233391716bf8ca52a8e7b9e03f112c6d6168ae
- 03 L eae079364ad7cd0fd476fba4843e097ca0e7ab5839025ed109651239e0e7ff64
- 04 L da78ae2828d01b97d809754157873f189038dbe3e76590c1c911c209ca14cf6f
- 05 R fe74eb514241e6a8c68ac12019da5931e5fd71bd86095f17d83c2522cfe6ffb2
- 06 L cfb450b4bb8f01efa2f82e8febca618c92dba1c5ce21ad4210e16d0d1bc34aef
- 07 R 335299756d88c7b26df998a63e7d51b596b1b88c18e6e6751d568dc6aee1b4ed
- root 7b5089986ec8a48f7086c80b5bae7d3c047a1480bbfe922a1a170dafc1731975