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
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - DAVAO DEL SUR DIST Award a ₱3.5M contract to NLC CONSTRUCTION AND SUPPLIESNational agencies
Transaction hash:
badfcdc4e08241ef779de85f384dd1da0c5c108e3cbfcc2e20fca6952333a2e3
Status:
Included and unchanged
Block:
#5,503 510 blocks after it
Position in block:
Transaction 321 of 444
Award day:
May 15, 2024 (2 yrs 5 mo ago)
Value:
₱3,535,235.54
Project:
24LD0174-NOA, NTP & Contract
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 #5,503 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)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - DAVAO DEL SUR DIST awarded it to NLC CONSTRUCTION AND SUPPLIES on 2024-05-15.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)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 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 badfcdc4e0…33a2e3now …
- 2. Block Merkle root changedstored 2490944d0c…d6ed29now …
- 3. Block #5503 hash changedstored e91495f9f7…1d05bbnow …
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 443 records. Each step hashes the current value together with the sibling shown.
- leaf badfcdc4e08241ef779de85f384dd1da0c5c108e3cbfcc2e20fca6952333a2e3
- 01 L bab618435fbf29d30c45ceac17d635aa2fa1736431b9061f0ded7ee04a64082b
- 02 R 642291cf60cca298a611f0282ba9244ca66c2a356d839c09361aeb7d0f3e8982
- 03 R d6da42baca5dde45164e2fa5d88f97705591aed8b623c590207d26949e702889
- 04 R a83f9d70a367ff6ec103fc6b05f68e415ab81739d3b643f95420ee6404671f16
- 05 R 520b5c80286f1a9e37b3ffa7aa0e0cdcef7f01c912a62bd22a391257769a0560
- 06 R 0d3ef7cf056766ae6cfe88b20852e057567a15971fc8444f45648ed2f12324aa
- 07 L 82c55629e1f9dac3efd93060d3278a91c13c571c20b1f9c252f3ef097b7e9233
- 08 R 252e0a50bbf5acbddd29f45faa39f898ca4d35abe744cd51d488a3395c87db64
- 09 L 796d51fdccdd1b45d99ef7e5c891028e2448175154b7cdd089b8e7d9034dec9f
- root 2490944d0cbe9cd40813a94e2010673549506ce87f6da17a8d7f1f93aed6ed29