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
PROVINCE OF ISABELA Award a ₱994.9K contract to A. F. MANUEL CONSTRUCTIONProvinces
Transaction hash:
dc33db0b6f9e629d6f5ee4c5700dce303050f8a64563733c2f41f1d23bbda05c
Status:
Included and unchanged
Block:
#4,147 1,866 blocks after it
Position in block:
Transaction 239 of 275
Award day:
Jun 29, 2020 (6 yrs 4 mo ago)
From:
Value:
₱994,881.10
Project:
Construction Project-Evacuation Center
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 #4,147 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)PROVINCE OF ISABELA awarded it to A. F. MANUEL CONSTRUCTION on 2020-06-29.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 Isabela 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 dc33db0b6f…bda05cnow …
- 2. Block Merkle root changedstored 975999cf5e…d60eb4now …
- 3. Block #4147 hash changedstored ffd879f90a…927d1dnow …
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 274 records. Each step hashes the current value together with the sibling shown.
- leaf dc33db0b6f9e629d6f5ee4c5700dce303050f8a64563733c2f41f1d23bbda05c
- 01 L dc1efcd2b9ec882af54bbf70a855c60316492c530318bce6eb41c7442d5fc76d
- 02 L fb331f5dfb1653c8457cbd88af8e71a57136215d962a4e6d5c0efddb30589763
- 03 L 1fdeb64b045c785fc435daf8d4a758cdf7f40e5121cbede3caa57bdfb2b00520
- 04 L 5df350f3e9d60e3393bf1debed69f186343b1dfa984e312b279d637eb33b8a14
- 05 R aa3e6acf42cbf8bf41d9a71a20113857d6534a5afa6faf2947e4f88b695de817
- 06 L 52757a63fb783059631b81d0e365f49a998e8d281410bd646a367f2170d27bdb
- 07 L 34961a74d86f4011437ebe417bf25f4fb5c769bcbaeb3cb51b27f6719e3d9df6
- 08 L 6e17b170309c230291714e4da3b253620ca6674ba26a61f11343c272b7ead759
- 09 R cab3ced60c703e149c17db4c86f209d2b71021bffeed146e807d94cedb81f16f
- root 975999cf5e3f0c9b5fd82c58856eb42aa53c0800d7e41153dbacb6704ed60eb4