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 MANDAUE, CEBU Award a ₱4.3M contract to FLY3M CONSTRUCTION CORPORATIONCities
Transaction hash:
b014e3bdc99ecdf0ba329c26b486b70624b7bd66cd7cde8101d4d8bc2ff5d779
Status:
Included and unchanged
Block:
#5,141 872 blocks after it
Position in block:
Transaction 271 of 405
Award day:
May 2, 2023 (3 yrs 6 mo ago)
Value:
₱4,281,216.57
Project:
RENOVATION OF MANDAUE CITY COMPREHENSIVE NATIONAL
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 #5,141 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 MANDAUE, CEBU awarded it to FLY3M CONSTRUCTION CORPORATION on 2023-05-02.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 Mandaue 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 b014e3bdc9…f5d779now …
- 2. Block Merkle root changedstored 1a40c72872…eb0922now …
- 3. Block #5141 hash changedstored 85d48bb91b…79331enow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 404 records. Each step hashes the current value together with the sibling shown.
- leaf b014e3bdc99ecdf0ba329c26b486b70624b7bd66cd7cde8101d4d8bc2ff5d779
- 01 L aff536a93b6f9e45d3527784e351dc9db4c7648c67f04f92cdc9b6e9b84d1c40
- 02 L e671c7ddc599b75679d09e0503c4101d1948364dca30d84b115f8223f9bb587a
- 03 L 265867c28237c1dca226a292f4aeb62d6c63943446fddc6da44ab1b952838eb1
- 04 L 0bdb3f1d2cf901250af91d326278f49d389ae95a28a2cbbbcb437c0da42f65a4
- 05 R 94d14a6010022f70adb96382d8580736a67805ada9f763145c2e6237c10c3fc7
- 06 R 543c62bded2cf1bbe9f330c298907ff086abe5575e974624acd32cbdcd933761
- 07 R d6031cf57bce73b6b353ae141a2e7662fa3fe26a9c79832e7bd88b1f97b55784
- 08 R 9e2d835a12b81f292a03606ffff2cd7fa74fa2da8de1b02893e557bcf63ef345
- 09 L e3bf8411c301e1913d367b42c19342442d6cc0592b10872be426d29dde51394d
- root 1a40c7287214492b6ad15b739b24aec279ce74aab8dd7dd8f63c394114eb0922