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 - NCR Award a ₱15.3M contract to AYANA CONSTRUCTION AND TRADINGNational agencies
Transaction hash:
aa67a197d690cf7cfec99a7a754ff735357aa22fe7f2b0218c09270f37a5305c
Status:
Included and unchanged
Block:
#3,941 2,072 blocks after it
Position in block:
Transaction 238 of 329
Award day:
Nov 19, 2019 (6 yrs 11 mo ago)
Value:
₱15,260,838.66
Project:
Construction Projects
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 #3,941 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)DPWH lists the funding source as "Regular Infra - GAA 2019 LP", i.e. the FY2019 GAA. The exact UACS line is not given.Partly
- 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 - NCR awarded it to AYANA CONSTRUCTION AND TRADING on 2019-11-19.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 19O00047: Terminated, 100% physical progress.Found
- 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
2 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 aa67a197d6…a5305cnow …
- 2. Block Merkle root changedstored 61a8af397f…2f3bcbnow …
- 3. Block #3941 hash changedstored 241efb1d64…6176c1now …
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 328 records. Each step hashes the current value together with the sibling shown.
- leaf aa67a197d690cf7cfec99a7a754ff735357aa22fe7f2b0218c09270f37a5305c
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- 02 L 3ba4a1c4b898f892cbcbba76fed54dfc3b5dd1163dc232b9baf61434f3656eed
- 03 L 1818b5b92c1b1de750bd4436dc82e4b963129500e6f639e6c8f609fa564a16d1
- 04 L d6a8554a13ba42544e84749ba4fb090cf0e5dddb255fea8beb253a25c3201bb2
- 05 R 170d596057f4e720d95085e691531c2c054fdbd4f48dfb5f7e3879d705a526e3
- 06 L 8433cb33b3e66f9b9870da5f3e04cb1e0488605157776ea0e0ef24321b9e5269
- 07 L 87122faff62c0862c8168b9f236b0984a4ebc333cce2ef2b2e23d1615b0bb560
- 08 L a29726a0c2404045f05bd9490014365c55b431da1a2cb08c1e55605ece0ad2b9
- 09 R 1d7832da48d149e5c56ff209fde751f293c8924151036e3136e78d3e1657408c
- root 61a8af397f7adfb0ffbfc776b81991f15ac9b9f7a7a3c1ad45b1a40d722f3bcb