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 VIII Award a ₱6.8M contract to TUBIGAN BUILDERSNational agencies
Transaction hash:
5b4c9b48b5b3ceee80d69d2a2e62475c4bd04fdfeac1f79f685191880b8f45a9
Status:
Included and unchanged
Block:
#5,210 803 blocks after it
Position in block:
Transaction 83 of 265
Award day:
Jul 11, 2023 (3 yrs 4 mo ago)
Value:
₱6,843,102.99
Project:
CID No. 23I00123
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 #5,210 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 VIII awarded it to TUBIGAN BUILDERS on 2023-07-11.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 5b4c9b48b5…8f45a9now …
- 2. Block Merkle root changedstored bf759b6f39…cd248dnow …
- 3. Block #5210 hash changedstored 346c58bc3c…b29aednow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 264 records. Each step hashes the current value together with the sibling shown.
- leaf 5b4c9b48b5b3ceee80d69d2a2e62475c4bd04fdfeac1f79f685191880b8f45a9
- 01 L 58858635bf0cd1b349584532df10bd8802369fc27433d6ebc790dc8adbf24419
- 02 L 99953904d8fec95998d0834329f352b7f4d7a322eb986796c21e2e4436fadf0b
- 03 R 958918475f6bddbf3cc9a8a85f167778c2b6f39b1738577330c01ffaa454a3ec
- 04 R 69ee621a01d33651be1238a87de7dd51a6bc7a8e3bae6cd46bb409e7711e26e5
- 05 L b7dfe1400b4f17fb733438b2f2eea47db7e7862d7c6754da64781a3f347e9a31
- 06 R 490ea6dd3a57e636a23dcd4e564e8b92e8877979e7f581bfa5fe195be1fea951
- 07 L 82f678ca5b2d23ec5fdcee235eaf2aaf9dc1df74d5037ef7f16369fea7856c69
- 08 R 5d941adfdc2c6241b38ede466e7a7f9368faaa234525a063900315fc0fad6e6d
- 09 R 5f3540848760720b59c131f675858ca0c8b6ecec98bb7ebda84b636803fdea34
- root bf759b6f39f59e330f68126d0142fcf1b12db19d9aa8f5752927d904a1cd248d