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 SAN JUAN - SAMAL BATAAN Award a ₱109.8K contract to AS MACHA CONSTRUCTION AND TRADINGBarangays
Transaction hash:
c1922e94ebd5731e2ad3caf8bb20e4d91b4194815957050d1f0dc6adfc7a95c1
Status:
Included and unchanged
Block:
#4,646 1,367 blocks after it
Position in block:
Transaction 191 of 256
Award day:
Dec 1, 2021 (4 yrs 11 mo ago)
Value:
₱109,801.80
Project:
CONCRETING OF PATHWAY AT IBAYO 2
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 #4,646 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 SAN JUAN - SAMAL BATAAN awarded it to AS MACHA CONSTRUCTION AND TRADING on 2021-12-01.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 c1922e94eb…7a95c1now …
- 2. Block Merkle root changedstored 7ef33ff58b…46b390now …
- 3. Block #4646 hash changedstored 1697a4fbe7…6bad1enow …
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 255 records. Each step hashes the current value together with the sibling shown.
- leaf c1922e94ebd5731e2ad3caf8bb20e4d91b4194815957050d1f0dc6adfc7a95c1
- 01 L c180ddb88f773ba040873d51d124ea694e670366d36bb09799715b69960a3101
- 02 L 56f39a9a4c117f6d599222fa5a6376491073b3d72ecb398d130048a62e4452e3
- 03 L edfd194454b5c0c66c3dbba86e870cd0f0bdf4eb1937d795c22ef1442ba1e54a
- 04 L 65754dfd2ca30493409ca227a4b84878ab1228ee7a4f533f78cba840c1196d61
- 05 L 71bc9ad6ca1271b6406ae8b0125f3520b12c8862a3d678a5b3167321290276a5
- 06 L c82a55c4480d8e8fe8f59eec47b0edcf999b9c005bfdc70aa9830e6c164a2d8f
- 07 R 5c018f2f323c6de7a5cdf42a48011566cdc02e383c0f93762446693364a5f541
- 08 L b3a203faa6aa8fb9d9257f1ebf562f2addf35db46dddcfa0396c15fafacf848d
- root 7ef33ff58bea2fda55e30b925214eeecc2c1d9965b07ca0d9a579dbbb446b390