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
APOLINARIO MABINI ELEMENTARY SCHOOL Award a ₱99.0K contract to SHERF BUILDERS CORPORATIONNational agencies
Transaction hash:
3f99c0f49c63dbe51dfb4635ce4646018eef5815cffe4bd59f66e33af0ec89f4
Status:
Included and unchanged
Block:
#4,541 1,472 blocks after it
Position in block:
Transaction 45 of 182
Award day:
Aug 17, 2021 (5 yrs 2 mo ago)
Value:
₱99,018.37
Project:
REPAIR OF SECURITY /VICINITY FENCE ALONG CARTINA S
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 #4,541 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)APOLINARIO MABINI ELEMENTARY SCHOOL awarded it to SHERF BUILDERS CORPORATION on 2021-08-17.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 3f99c0f49c…ec89f4now …
- 2. Block Merkle root changedstored 26a5734180…eec719now …
- 3. Block #4541 hash changedstored 32026f8d61…e45c85now …
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 181 records. Each step hashes the current value together with the sibling shown.
- leaf 3f99c0f49c63dbe51dfb4635ce4646018eef5815cffe4bd59f66e33af0ec89f4
- 01 L 3efe7434522ea959c26b95d56573cd4045eccc2ecfc1792cf5b86ee3c3ebd15f
- 02 R 949cdc40582894779f3596c6e0aaa746a46317ec8a44f163f17adca388762234
- 03 L c3865415e29ae10d32edb78dd7d196623dd9b9ceab43933ab1e637131df865a3
- 04 L f113fb3a0b63af5bb3e32c0aede20ea294a51353cafe41871f1747ef2bd77408
- 05 R 543ad96357f2a055f2efd658ee226d3556ea49bfd3b54794110e86720ea21420
- 06 L 5410de3272a1c3e49843854e3addfde3b390bbcc2403f1cc4305f33cdbcc42ea
- 07 R 685cf9e42015e0b6fee79fa4d877246b3be3dbcadb2b563bfd4a8ebbfcbde6b7
- 08 R 4196b1e7f7e2c5d73885fc43622d97f74b57664d0eab6d81d79b0e9c360bffd6
- root 26a5734180fd873c0f7d8f6cf15a6db43bfc7bc1eef9fc4391261dee08eec719