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 MAKATI Award a ₱2.4M contract to M.C. PEN ENTERPRISES & CONSTRUCTIONCities
Transaction hash:
4166dae5db137d3258bd8df0b90bf29b80da2939ca52e1745160e4974bf7f20a
Status:
Included and unchanged
Block:
#2,613 3,400 blocks after it
Position in block:
Transaction 47 of 222
Award day:
Dec 22, 2015 (10 yrs 10 mo ago)
From:
Value:
₱2,359,983.00
Project:
Construction Project
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 #2,613 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 MAKATI awarded it to M.C. PEN ENTERPRISES & CONSTRUCTION on 2015-12-22.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 Makati gave a "unmodified" 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 4166dae5db…f7f20anow …
- 2. Block Merkle root changedstored 2907a95cab…1dab81now …
- 3. Block #2613 hash changedstored 1b43a567e7…d7077dnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (8 steps)
How this one record is tied to the block's Merkle root, without needing the other 221 records. Each step hashes the current value together with the sibling shown.
- leaf 4166dae5db137d3258bd8df0b90bf29b80da2939ca52e1745160e4974bf7f20a
- 01 L 404fdb549002b9286636971d97bb3e20443284739876bbbac0e54e8c4789b772
- 02 L cec9554e755a6a4f98ff0eb440f3015a4778d839b26c4a7b2866490a2cfb6a77
- 03 L d5e15a9afa0be039fbd5aebe3e5e655535bbb403a848904b578ba859d6d3c0a6
- 04 L dce5fe8fbf4dd5ca2c233027b9d3d57df6a9c17d68da9a41c0612b5745e2418c
- 05 R c4b5169dc635a8345bd7d7df451aa55e0f0538b2bf150f7811919521fe533a5c
- 06 L be1cad1463747acee2984044225f00cb5e4b8ccaf3e91d0fefefdb30de242413
- 07 R 2b545990041384c30fbbac36b56e74a7ccffa4059558696df3d83d67b4d7c46a
- 08 R 7aebd2027adf88a26842e0405d1e2a9811201eb6aae7f0b7d2e58e03190b3c96
- root 2907a95cabbede11a574a74310199919225587f0f8a8b022a958570bdb1dab81