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 LABANGAL, GENERAL SANTOS CITY Award a ₱2.0M contract to SEMREH CONSTRUCTION AND ENG'G. SERVICESBarangays
Transaction hash:
e2ebd72523d4c7d2f80e09a3d90900c81a9817a918fef581dd4885b3a900707b
Status:
Included and unchanged
Block:
#4,634 1,379 blocks after it
Position in block:
Transaction 237 of 272
Award day:
Nov 19, 2021 (4 yrs 11 mo ago)
Value:
₱1,984,874.88
Project:
Construction
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 #4,634 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 LABANGAL, GENERAL SANTOS CITY awarded it to SEMREH CONSTRUCTION AND ENG'G. SERVICES on 2021-11-19.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 e2ebd72523…00707bnow …
- 2. Block Merkle root changedstored 77cc858471…842b86now …
- 3. Block #4634 hash changedstored 8b76d29ee5…6189e3now …
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 271 records. Each step hashes the current value together with the sibling shown.
- leaf e2ebd72523d4c7d2f80e09a3d90900c81a9817a918fef581dd4885b3a900707b
- 01 L e16ac74be8ac0803cefa6c01eeecc92dac828fa0e32a6ca7ebe824fc4648d782
- 02 R 929d50dca928b853a0af1049d312180a365db70096504c5606d43447e18c8399
- 03 L 9f0f9c2bd470e1ec61d4e89579c0c9aafff2bf1d2c3b52895c2092a2823cb1f7
- 04 L 8369843084e45267d58aedccf5714239f7ed822d52a9c5483a0af1b038d21521
- 05 R ac8d04b31d9e7f741993f7e6184ee045d32a3248416e014e18c5a32dc884d540
- 06 L 900357dc07c46ec8393e205fde4e266510d6896559959e7bfa899ff03f834ae5
- 07 L 73fe2078f16c1b696530778e8657d9d75237f95a0e18474a330cc3e6232f811e
- 08 L 73356eaad596928a2774269853fabb410b93170834ed4cbb13dac74c35fd6fe6
- 09 R 5683082952e0caa21d002ed14f7d5d4b6eb7edc98dd4d99bf7f2c132a3aa04e6
- root 77cc858471815898ed36cc68713aba994aea292d64cd536c7c07a9f6ec842b86