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 - CEBU 4TH DEO Award a ₱1.9M contract to QUIRANTE CONSTRUCTIONNational agencies
Transaction hash:
c72b7305dd4b8b4aaf6c8e9bb317b940b707c3c6c05c199dd20e0b17bf38b1c7
Status:
Included and unchanged
Block:
#1,854 4,159 blocks after it
Position in block:
Transaction 87 of 103
Award day:
Sep 6, 2013 (13 yrs 2 mo ago)
Value:
₱1,896,888.00
Project:
13HG0102
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 #1,854 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 - CEBU 4TH DEO awarded it to QUIRANTE CONSTRUCTION on 2013-09-06.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 c72b7305dd…38b1c7now …
- 2. Block Merkle root changedstored 7ef0b5a725…c84d0enow …
- 3. Block #1854 hash changedstored efb73eef2f…7d59f7now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 102 records. Each step hashes the current value together with the sibling shown.
- leaf c72b7305dd4b8b4aaf6c8e9bb317b940b707c3c6c05c199dd20e0b17bf38b1c7
- 01 L c63a0f0898f15f8a4732ffdec9127131422292165e4e9c65616ad60b0621c63a
- 02 L 724734f2e17b44715bbb64c7ee9381bb70891bf49f0736520066196cb0e5429f
- 03 L c3c3dec3fd1a0bdd5de53eaa9d95cac715583b486b09a43afbe5a532255814cd
- 04 R 7328664f430d1b111fd8f223c74550843a4446890e3c59b4bbf40a62f194c4b3
- 05 L ceb727ef95f4cdaad316bfea7b4d0c0239619797dda5478e626416456bf733db
- 06 R 5633a590077a1b071e5230371cf3dddc5df4b91f831053cbf890bd02c325d81b
- 07 L 1695b31b4302db7292235e1a13e8bb72aaf983b7a614062dcad9f6fe67a7683b
- root 7ef0b5a72564dee0f2736ecd3f474a667e0b72c587b4d2f991737007c0c84d0e