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
NATIONAL TELECOMMUNICATIONS COMMISSION - REGION XII Award a ₱33.5M contract to REYDAN BUILDERSNational agencies
Transaction hash:
e7285fb9fa7e845568b0aa971ea6b94ff0faa1f9b6e235841d14e4bf3af54e9a
Status:
Included and unchanged
Block:
#4,501 1,512 blocks after it
Position in block:
Transaction 184 of 203
Award day:
Jul 7, 2021 (5 yrs 4 mo ago)
Value:
₱33,525,833.15
Project:
Construction of Two-Storey NTC Region 12
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 #4,501 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)NATIONAL TELECOMMUNICATIONS COMMISSION - REGION XII awarded it to REYDAN BUILDERS on 2021-07-07.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 e7285fb9fa…f54e9anow …
- 2. Block Merkle root changedstored 074a9dd50a…7de2c2now …
- 3. Block #4501 hash changedstored a1d3e5db0d…59ae68now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (8 steps)
How this one record is tied to the block's Merkle root, without needing the other 202 records. Each step hashes the current value together with the sibling shown.
- leaf e7285fb9fa7e845568b0aa971ea6b94ff0faa1f9b6e235841d14e4bf3af54e9a
- 01 R e740dbc523cacf3d2f69e8ba26e6a535840a6b1f85a0b380617abef1390c9e05
- 02 R 6c4dfdb59d7dc749d6ff3907004efeb5b852f078c520edb5ffcc08afdb43c194
- 03 R 963947d5e54c1d9c11dbf8a8e7d03adc969c311e7b9b8184257c8c30b21741e8
- 04 L 9e27222e58847ee98c3967fb69175419e1b024a0d5e7b1d03bf6a17758fa3be7
- 05 L bd8d414ce4c02d8ebca802dd1efd477dcca684f19ccdc5a66117f9c2b4e17efc
- 06 L 9115d13a95a8f189db7ac53154fd65ef766cde22c2a7d5f95c5d16a3d659aa24
- 07 R 2f3ac12473f5c04075d39dd38492533b251cfa8b8d78d2d0418b0f22b5f7f598
- 08 L f45622f16ea479afc1b2ffbc3ff5e11e01df0fbe09559cf74161d9cdafcb00dc
- root 074a9dd50a91761af5b80434e7e31b3cb374349b590843639c20ff14a07de2c2