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 LIPA, BATANGAS Award a ₱2.5M contract to JCO CONSTRUCTION AND SUPPLYCities
Transaction hash:
4fdbbc9e8af593da98927f718e78490058185ba98625181cbb5b5f85efc4e10d
Status:
Included and unchanged
Block:
#4,930 1,083 blocks after it
Position in block:
Transaction 78 of 249
Award day:
Sep 27, 2022 (4 yrs 1 mo ago)
Value:
₱2,493,097.82
Project:
Impvt drainage_brgy 1
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 #4,930 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 LIPA, BATANGAS awarded it to JCO CONSTRUCTION AND SUPPLY on 2022-09-27.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 Lipa gave a "not stated" 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 4fdbbc9e8a…c4e10dnow …
- 2. Block Merkle root changedstored 473a6d0693…d8304enow …
- 3. Block #4930 hash changedstored 0b45e95d1e…ef8212now …
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 248 records. Each step hashes the current value together with the sibling shown.
- leaf 4fdbbc9e8af593da98927f718e78490058185ba98625181cbb5b5f85efc4e10d
- 01 R 5027c4558780f507757ef9c73abf58ff53eee79e014be53bcd3c76f61b82f545
- 02 L 488089f32373b9071a744f3e6cdec33d77aca59cb870c79a264b6f1ce118b750
- 03 L 2eb331787ced53634d96673dc1a992353244a77d2afa64dbe1909cad7ea06632
- 04 L e18a4e7666fbc2b277b5d2314d613485479ff06b3da933c69a11914135705e4e
- 05 R ba31897d397472c384fccd6c4bb26ec58ec69ec66dfb7a0de7e8f0acc3b04f44
- 06 R b02415bb3cf425dcae597b7ee94ee9f82c337f43db53c63068cfe1061687fd3a
- 07 L ec2016422146bdf4bb3c0b1bfddf1fe0e8d2a9c168c839e7334c3408a313e1b5
- 08 R 7ae59f2de3dd90554bea869d9430a4fb5b98926b1e85b3bf6a19d2539047d7bd
- root 473a6d0693925035d8ce38d459f64129b9bd79dd4fd1c75f54d1b66eb4d8304e