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 - REGION V Award a ₱9.6M contract to SANRHO CONSTRUCTION & SUPPLIESNational agencies
Transaction hash:
d7da5fa8f7efbe695ed2e99fa831c6561859ea81ecdf6743a5904d0f2e5148d4
Status:
Included and unchanged
Block:
#1,093 4,920 blocks after it
Position in block:
Transaction 27 of 31
Award day:
Mar 11, 2011 (15 yrs 8 mo ago)
Value:
₱9,591,584.61
Project:
11-F-A-002
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 #1,093 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 - REGION V awarded it to SANRHO CONSTRUCTION & SUPPLIES on 2011-03-11.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 d7da5fa8f7…5148d4now …
- 2. Block Merkle root changedstored b408578b3c…791b62now …
- 3. Block #1093 hash changedstored 49ae024fb3…e63e92now …
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 30 records. Each step hashes the current value together with the sibling shown.
- leaf d7da5fa8f7efbe695ed2e99fa831c6561859ea81ecdf6743a5904d0f2e5148d4
- 01 L ca68fe91d87aa4b9d11d6101367cbe16361a8d14510ad72ed59cdf65fa49849b
- 02 L aa8a210fabec26e8e3584add8dd2a8ebb62254e777599deabd334edb0637eb9b
- 03 R 94bcbf90356dff5603f8c3645cb82261091d50ac66210e3f059c079fa7f1d613
- 04 L 6bed73f710f665bc865e5c749914113938ddc843310f1b8ffe59eedd19e609e6
- 05 L 06d2d93aab646653772216dabee72c6b3ce42a5d0085061bc0c68f7ccade97e5
- root b408578b3cbd27b44f1d3607663a5810046b50a438425a40275cb5a5a9791b62