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 - RIZAL II DEO Award a ₱4.8M contract to NIDA BUILDER'S & SUPPLIESNational agencies
Transaction hash:
727a3739b366acfb573fd21215d25ba7cdf990653c1ee500809f7a805c5fca0e
Status:
Included and unchanged
Block:
#5,777 236 blocks after it
Position in block:
Transaction 238 of 551
Award day:
Feb 19, 2025 (1 yr 8 mo ago)
Value:
₱4,801,432.86
Project:
25DO0071
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 #5,777 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 - RIZAL II DEO awarded it to NIDA BUILDER'S & SUPPLIES on 2025-02-19.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 727a3739b3…5fca0enow …
- 2. Block Merkle root changedstored fc6daebc6b…7abd5fnow …
- 3. Block #5777 hash changedstored 90846ace6b…3978banow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 550 records. Each step hashes the current value together with the sibling shown.
- leaf 727a3739b366acfb573fd21215d25ba7cdf990653c1ee500809f7a805c5fca0e
- 01 R 7359ef97d5ab827fd0b889eea692360c1ce0a748a5fd3a18316d7a7f8206281f
- 02 L a9026a50e028b1eb90d95a67589679c2f2b1a71ef268838ab63e07d2ae11b83c
- 03 L 10ca2da48c9f35f69cb7bbc00163f40ae723cef3787e6de8843392eb9298c343
- 04 L b85b284008bd1e317439521dd42a6beeaec0c354aefb766e8f44060b03cb20a0
- 05 R b7085efd0123dbb66e192a5274bcec567e07d2aedd7ef689587aecdc082d7d37
- 06 L 7a50ea41240f7ca03ad4035a706cf4f36c976fbdf8d6a084abb3e4a916102adf
- 07 L 4a179fb8f439817bc7c332d355d2ce30d1e6f4cdd21dcb37f6474dc1b5dab078
- 08 L 8da8f565aafbb833599d929034fd3fb8e582bc6be8260382f44dfb7b29eff5c9
- 09 R ccbd720ed2653e2132596c8f15e99888e738f5bfaa66c740ab90447484e9c309
- 10 R dc3835ae4c080185592f1feb782b3c743aa4de89e44e9a24382fac649267e8d4
- root fc6daebc6b86e65000da03d3a78dc4dbf765f34036aadc891dbf38e8f77abd5f