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
BASES CONVERSION AND DEVELOPMENT AUTHORITY - MAIN Award a ₱104.3M contract to CHS CONSTRUCTION AND DEVELOPMENT CORPORATIONNational agencies
Transaction hash:
e2b4a88f5e7cb72fb577b999f6d183bcdd80f04c71abc65e4b9869b44245e320
Status:
Included and unchanged
Block:
#5,939 74 blocks after it
Position in block:
Transaction 229 of 266
Award day:
Aug 19, 2025 (1 yr 2 mo ago)
Value:
₱104,273,157.25
Project:
Construction of Buildings 12, 12.1, 12.2, 13, 14, 15, 112.1 and Site Development Works (Internal Roads and Parkings)
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 #5,939 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)BASES CONVERSION AND DEVELOPMENT AUTHORITY - MAIN awarded it to CHS CONSTRUCTION AND DEVELOPMENT CORPORATION on 2025-08-19.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)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 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 e2b4a88f5e…45e320now …
- 2. Block Merkle root changedstored 1fdda74d89…ab210fnow …
- 3. Block #5939 hash changedstored e8a7dfbd35…9173b0now …
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 265 records. Each step hashes the current value together with the sibling shown.
- leaf e2b4a88f5e7cb72fb577b999f6d183bcdd80f04c71abc65e4b9869b44245e320
- 01 L e2a8d1264c7475b878b2f5c065def18fdcfd4df9c2f4776aafb4dbcbafc0f79b
- 02 R 2ce98bf49f3ee5e28cb4e2925f9e4385e0a9b9d2d5ce98a81373b6d9b92d050f
- 03 L 45f866bcdfe4e3b615ef1b1b1bfa65a7ac00645b570ed88d0820dc68c39d2e72
- 04 R ede1ee797d3c492e7382b4bcd8262bf83b6ee7db05a8ccd088495057734e3be0
- 05 R 59406925d3f6267771b3f700358e35674ac687dad8f6e2685f4ee5e85a2c5967
- 06 L cac35da93b352adbe1bb10e79888cf788152a0438d1e805a5493081a45b0689f
- 07 L 1c49a26ced100d678159806f7556724f5909a5fc6be906d1033ce53c7ee4b964
- 08 L 4735f0c6a0dd186ae705cff06d6f076e4c60f49f839cf6f3a25f3b4084a1a134
- 09 R fbcbcf30fd73848a918a8b43b9df4fdf5f4bf037e5638d2dff7df8e0512d4d77
- root 1fdda74d89ce6cabe97c7c80768324eebb40f9f5a62fa7acd848a9e1d3ab210f