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 IV-A Award a ₱51.4M contract to REVERE CONSTRUCTION & SUPPLY CORPORATION - BATANGASNational agencies
Transaction hash:
e33dfc0ac5dd5e4c3acbdc225245d9ec179a22534b574aed91e62f8b1f234292
Status:
Included and unchanged
Block:
#3,792 2,221 blocks after it
Position in block:
Transaction 157 of 190
Award day:
Jun 17, 2019 (7 yrs 4 mo ago)
Value:
₱51,376,599.25
Project:
19D00020
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 #3,792 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 IV-A awarded it to REVERE CONSTRUCTION & SUPPLY CORPORATION - BATANGAS on 2019-06-17.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 e33dfc0ac5…234292now …
- 2. Block Merkle root changedstored 85a2b81782…eff4fcnow …
- 3. Block #3792 hash changedstored 883595a33b…e33842now …
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 189 records. Each step hashes the current value together with the sibling shown.
- leaf e33dfc0ac5dd5e4c3acbdc225245d9ec179a22534b574aed91e62f8b1f234292
- 01 L e29b3ba100d6e0e5814809cdeedf1c2136561d24fa83509abdd1cd0720e21fc8
- 02 R 654b8388bd722ce1cb4eca88172336bc5d518754f3b165f3061acfd031128fcd
- 03 L 7ffe0db0b3099f1c7671707f2fa7af4707c3b303dd788f339d975f19e3d99131
- 04 L 7f75be3ca09ea9ba6e3c9adb8bf091e8d5a4caa8e2b6e27bb769cca7c7ad5855
- 05 L 33015608fc020fbb480943bec37d57bbe6e8ba22a56d7ce3ba6df84ce852e77c
- 06 R 703cef7e857930e09f1040f0834c58a0953117bf494a060b7be12d76a51b086c
- 07 R de3604e840aff596814284caece9fa1b47a5c28ebbf5764ca0504af2b64daac3
- 08 L 974d95b1ce684c8e6ed0732cd10b32cace3f4a9afe98c3fa6b6b79944aabb9e4
- root 85a2b81782ac9aaf219e5441b9188a2757c363ff429cab082f7fc34c6beff4fc