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
BARANGAY VICENTE HIZON,SR., DAVAO CITY Award a ₱1.1M contract to VIBRANIUM BUILDERS CORPORATIONBarangays
Transaction hash:
b1d2bfc62cacbfde7b3c98f2cf14e50022a63273ce3d4f07ad0db1bb682f6664
Status:
Included and unchanged
Block:
#4,184 1,829 blocks after it
Position in block:
Transaction 121 of 184
Award day:
Aug 5, 2020 (6 yrs 3 mo ago)
Value:
₱1,099,513.10
Project:
Concreting of Road at Phase 3, Nova Tierra Village, Mayapis and Mariveles Sts., Brgy. Vicente Hizon, Sr., Buhangin District, Davao City
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 #4,184 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)BARANGAY VICENTE HIZON,SR., DAVAO CITY awarded it to VIBRANIUM BUILDERS CORPORATION on 2020-08-05.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 b1d2bfc62c…2f6664now …
- 2. Block Merkle root changedstored d0f34f74e4…528b64now …
- 3. Block #4184 hash changedstored 547eb28017…bf8843now …
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 183 records. Each step hashes the current value together with the sibling shown.
- leaf b1d2bfc62cacbfde7b3c98f2cf14e50022a63273ce3d4f07ad0db1bb682f6664
- 01 L b10150b7d5e3808ed758e059e8f4d7179054a6466c8e33451336bb1db71c761e
- 02 R f5401674f8cc0b77c7674a0b6b150d3f3e8508859e031970c7f9edefc68ebbcf
- 03 R b3eb9c4a54e255f85e589fc3174a15928d7eb2ee4cd664736bef8dca725a56da
- 04 L 697ec03dd7204a67577fae98cdfafd0d15d09cb1f14cce6777b4342f0f7d00f4
- 05 L 983721deab6263d28f351363a7d33f72ee95ee55999a827ca4731cbd943f77aa
- 06 L e73959de3f837abd2db11c56c36308d15f212d686834a80fbdfd75a441ca4cdd
- 07 L 6189bed0380550efc7166b90b6890aa5a284e61a1c6683e22f5541e06c70986a
- 08 R c120638fd378898fdbf61365ef7d3ac8e55a89d86d5ab7e03120bcfa7757e181
- root d0f34f74e4661c525787a2e53b5288aa572c15bb13f06edc4082c27bdd528b64