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:
2e4c1373ebdfce7e537bba2a189a730e98d1f7abfb1d1335ad98e1235bb077bc
Status:
Included and unchanged
Block:
#5,671 342 blocks after it
Position in block:
Transaction 62 of 325
Award day:
Nov 4, 2024 (2 yrs ago)
Value:
₱1,997,238.52
Project:
Infra Projects 2024 (4th Quarter)
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 #5,671 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 2024-11-04.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 2e4c1373eb…b077bcnow …
- 2. Block Merkle root changedstored 1c3c3b9b4c…3e8b7cnow …
- 3. Block #5671 hash changedstored f0170e686b…011c32now …
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 324 records. Each step hashes the current value together with the sibling shown.
- leaf 2e4c1373ebdfce7e537bba2a189a730e98d1f7abfb1d1335ad98e1235bb077bc
- 01 R 2f11cb0dfe8a2cc9df6acb126ca154073dffbf86f7bbacb5b27fb91fdd62ea0d
- 02 L 472aa7e444ee58c2e61006e85b39fd2db86b9dbbbaf7ada0798ce4a3ed53313b
- 03 L e09c46a938a62711e2b20d4b7871926eb7e9a05647e837015da390faf2adc364
- 04 L 48be4bf761a8cf0a834702c45431e0d5ed091b125ceb10fe8d5a663a499efd47
- 05 L 9ae6ea717ec5df9a0b3320d003b03c12ac78ddfd4f41e9170ca000ecd3d1eacf
- 06 L dd53bb67fc683968e2b8ff52cf7b4d64581cd3d7de5b4e44e2b40340e53f3a55
- 07 R 2f2de9733529e6f048c2acb7481eec0608210b2fa88d183f1618306b7b3f842e
- 08 R 171546c9667a42985a89945c61039137427640451eb73eefee6045b255a2a153
- 09 R 3e5582536927baf94af28445dc8f7f2e3f7a19a13db90e715523d5a02a15207e
- root 1c3c3b9b4c60bb7f811997d0fd7e1873e4c88d7854403dc41b64e425d13e8b7c