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 NABUNTURAN, COMPOSTELA VALLEY Award a ₱713.4K contract to DIGOS CONSTRAK CORPORATIONMunicipalities
Transaction hash:
7a3cdce5b70a42dbb73b644c93b5674eed67ce9874060812043d12b808817815
Status:
Included and unchanged
Block:
#4,569 1,444 blocks after it
Position in block:
Transaction 111 of 237
Award day:
Sep 15, 2021 (5 yrs 1 mo ago)
Value:
₱713,378.30
Project:
Construction of Temporary Facility for Disadvantag
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 #4,569 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 NABUNTURAN, COMPOSTELA VALLEY awarded it to DIGOS CONSTRAK CORPORATION on 2021-09-15.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 Nabunturan 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 7a3cdce5b7…817815now …
- 2. Block Merkle root changedstored c6dc276e3c…b1d1aanow …
- 3. Block #4569 hash changedstored 1afe45874b…3d7679now …
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 236 records. Each step hashes the current value together with the sibling shown.
- leaf 7a3cdce5b70a42dbb73b644c93b5674eed67ce9874060812043d12b808817815
- 01 L 7a3ad1b5df1f54b3576e563fa8d92a2dc7fe957018f350fb37107e3dad277176
- 02 L f974224c7c0df645406f9a7ac51be3abfd84980b5d4673eab142486b2f0a5ffb
- 03 L f514121f06b11bf0338eb1f3f16bf5146696ce1a1a592ad7a8a6b8e3740a5ad6
- 04 L 7b9031c55acbcb9928a9d543d16fe4884f2234c9bbcc81b20fc555955e5dc8af
- 05 R a1bfc3f2a1a73a032f30595fc9448bc7efa59c6601e5c3bc7b2a42e23fb2dcde
- 06 L 191cc69bc43137b529c63ba235b093d6132ef58bd185e98c8ca0b3bd34baebaf
- 07 L 8668dfdfa9b76274335b4709785a3c114c61b429d1c549fc904717789c0cabfd
- 08 R 54d4d0c7ce517e7053530ceff7e8d3aeb54e41c5fca0e369893aaeb768bb9884
- root c6dc276e3c952411e6056a465300f462f9410c25a35a5c6e62fe7a40f6b1d1aa