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 ZAMBOANGA, ZAMBOANGA DEL SUR Award a ₱359.0K contract to WESTERN MINDANAO CONSTRUCTIONCities
Transaction hash:
f8e005be2eec5e7484acd145fe4fa3bf80c3f2d941dbe27c8d2d214c86806b49
Status:
Included and unchanged
Block:
#2,127 3,886 blocks after it
Position in block:
Transaction 124 of 128
Award day:
Jul 14, 2014 (12 yrs 4 mo ago)
Value:
₱359,026.69
Project:
Construction of Slope Protection at Lugakit Elemen
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 #2,127 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 ZAMBOANGA, ZAMBOANGA DEL SUR awarded it to WESTERN MINDANAO CONSTRUCTION on 2014-07-14.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 Zamboanga 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 f8e005be2e…806b49now …
- 2. Block Merkle root changedstored 7bcd6c2359…7d286fnow …
- 3. Block #2127 hash changedstored 57782d99a8…8a7989now …
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 127 records. Each step hashes the current value together with the sibling shown.
- leaf f8e005be2eec5e7484acd145fe4fa3bf80c3f2d941dbe27c8d2d214c86806b49
- 01 R fc9e0c2e539a4a60c4104c6ef2b7e35d91fad43a336eeaba85f4c34fe0efad9c
- 02 R f20ce28709df0b751bae8b36ac48e95e219a1da237f2f2e6fa44f764693b686a
- 03 L a57ec8be2f79c2c4b94276d1a3a2936e082a1136a1f112b973ebfe562eaaecaa
- 04 L be76a8d4c4088e93a72a2a0222f1385033ca422c474fc279e3ded041e7072f3c
- 05 L 334269fc82dcab33fbab2d7170e630ed8562014698472840fceb5225d9997adc
- 06 L dfdc1c59d5c1379389a6e949b799629eb1abc253dd3e25da490f27652966270a
- 07 L 6f4d3b90b5fb92da7987b7caf0a443e44c151b13961eaa65d059a66543ab7cbb
- root 7bcd6c235936c058a61afc0fc01fca29fb804f19522fc9e51c5648a03d7d286f