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 TANAUAN, BATANGAS Award a ₱2.0M contract to T. SOLOMON CONSTRUCTION AND DEVELOPMENT CORPORATIONCities
Transaction hash:
eeecdc8115c86a2e0d397202f421d2ea57326bad3b286cff08ea87c30f6b3d42
Status:
Included and unchanged
Block:
#5,472 541 blocks after it
Position in block:
Transaction 515 of 557
Award day:
Apr 12, 2024 (2 yrs 7 mo ago)
Value:
₱1,994,900.63
Project:
Infra Projects 2024 (1st Quarter-3rd Batch)
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 #5,472 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 TANAUAN, BATANGAS awarded it to T. SOLOMON CONSTRUCTION AND DEVELOPMENT CORPORATION on 2024-04-12.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 Tanauan 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 eeecdc8115…6b3d42now …
- 2. Block Merkle root changedstored 51453c6477…176307now …
- 3. Block #5472 hash changedstored 098abab0d5…c323e2now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 556 records. Each step hashes the current value together with the sibling shown.
- leaf eeecdc8115c86a2e0d397202f421d2ea57326bad3b286cff08ea87c30f6b3d42
- 01 L eeb0bda319e338bf848b614464238511e345b555e6defe232c548632ba9d79da
- 02 L 91eb8482563716355449b8f99b7af8e8b3cddf219fda0992b0bd289a1c389501
- 03 R 65cf28ce917fd8e6fcaf998c5b429b5ef624345c4d57104827ecb4f5f946385a
- 04 R 6cc078e4776c5e45fc54510aaa649ba9b6fc7796c59369bde0d2558e463c1105
- 05 R 49bb5967a64ed312e3cc1d11d1b947de4ab299df0f6d17850e08a6aac90e273c
- 06 R a769990793755878cf7949e19dbfa5b2e9409ca86c3a41f593598c79146cd4c5
- 07 R 038bcb4654bc230073e084332762fa7c2c80570b0eb02f58187ed02c1eeae951
- 08 R dbe19bd5ffecb06e5c67953e3e67415dddcffe091de437f8347c77707a1c764c
- 09 R 69da8088dec94dbd30e73bc16964b4accf948589a089005f9d8c200f8a942fd5
- 10 L 211a19eeed4c0ad03b2b5117aa896478317f8adbf1414633308955254017cc18
- root 51453c6477d4f85273c1976bb900ba42dc0cbc1921707cb7aae1f67da8176307