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
MUNICIPALITY OF STA. ANA, CAGAYAN Award a ₱1.5M contract to APS CONSTRUCTIONMunicipalities
Transaction hash:
fe4ccdce32a3743052e592be885abf6de1369c9c435e6669880dfd7cd0603c9d
Status:
Included and unchanged
Block:
#4,909 1,104 blocks after it
Position in block:
Transaction 333 of 336
Award day:
Sep 5, 2022 (4 yrs 2 mo ago)
Value:
₱1,496,964.79
Project:
Construction of River Control
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 #4,909 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)MUNICIPALITY OF STA. ANA, CAGAYAN awarded it to APS CONSTRUCTION on 2022-09-05.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 Santa Ana 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 fe4ccdce32…603c9dnow …
- 2. Block Merkle root changedstored 503904937d…5a0848now …
- 3. Block #4909 hash changedstored 21fa97049d…2f0309now …
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 335 records. Each step hashes the current value together with the sibling shown.
- leaf fe4ccdce32a3743052e592be885abf6de1369c9c435e6669880dfd7cd0603c9d
- 01 L fd70d3fc6360e514b70776410e9dcda8d940134c802ed0960117fb01412a4210
- 02 R fedae9af622ca0bc8ba8821e412f2a455bd00e30e5773b78dd55200455b0ccea
- 03 L d167492fa4da2ccac8e6ac6a27de840bb11d987a91fb7c3c0909aa79688272cc
- 04 L 84d2991f5e9c58610e72492bee4acf47669cd43f5ea1aa6fad41efc3656049a4
- 05 R 7a2832af10e718d735dca7307b98ab932205eab640c211171218dfb6159381d8
- 06 R 29239a023de16e9797db3f9266553ec4bb81a0a077fa04ad8fcb481c884c30bb
- 07 L 57d78b756c4d107a13937fc4d6ac2e119da6ae7736023b209f7b1172ec0199a4
- 08 R 6107be9835d26f314eb15c4b7cd6cd0336e9e23e7c9ba5f128adeff94aa7bd37
- 09 L 267d223b6924a15a74499c50e2573cd9932d6e6d58c6078ea55fbd8c90ced535
- root 503904937de414bd844f44198a098079bdd2b9d64345372cca5b555a6d5a0848