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 - MPDEO Award a ₱2.8M contract to SCIENTIFIC BUILDERS AND CONSTRUCTION SUPPLIESNational agencies
Transaction hash:
da32074ef8e0910474b410ce4349d05b7f5e8c338df34956e83382b6daf4a9b2
Status:
Included and unchanged
Block:
#2,988 3,025 blocks after it
Position in block:
Transaction 11 of 17
Award day:
Feb 11, 2017 (9 yrs 9 mo ago)
Value:
₱2,796,191.42
Project:
17PI0024
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 #2,988 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 - MPDEO awarded it to SCIENTIFIC BUILDERS AND CONSTRUCTION SUPPLIES on 2017-02-11.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 da32074ef8…f4a9b2now …
- 2. Block Merkle root changedstored 9f5169aa27…cc1f5cnow …
- 3. Block #2988 hash changedstored 2ea36afb89…c23c29now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (5 steps)
How this one record is tied to the block's Merkle root, without needing the other 16 records. Each step hashes the current value together with the sibling shown.
- leaf da32074ef8e0910474b410ce4349d05b7f5e8c338df34956e83382b6daf4a9b2
- 01 L c1e25f7472ac3702e33a18a3f96f831e0ab11af8d12c99a2010a23843fa88e0c
- 02 L 30bdbd797554e92e3f14cc8c37fc25ef2b983a1dbbb299e8f12c1caffee5eb68
- 03 R 74a311d47e2de1db68cb84504143ea9eb4c3f6368e79824f059544e8254166db
- 04 L dd164f3796113ae38570f0bb212ebd4895c0595059ff5332c129e0baf10c9004
- 05 R e5184040d1f6a73789bc7ec06634c2667b645028b24e1d2347ce633a57745e27
- root 9f5169aa2786598826f2ff8c35600a10d66e5868c4807c49127a9b075ccc1f5c