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:
c7f4be00d4e4b6806d044006e8a3714403e43226a028987193cd953d3472c15a
Status:
Included and unchanged
Block:
#4,182 1,831 blocks after it
Position in block:
Transaction 181 of 230
Award day:
Aug 3, 2020 (6 yrs 3 mo ago)
Value:
₱99,000.00
Project:
UPGRADING OF THE GUIDANCE CENTER
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 #4,182 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 2020-08-03.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 c7f4be00d4…72c15anow …
- 2. Block Merkle root changedstored ccd43e3fee…d26d6fnow …
- 3. Block #4182 hash changedstored 4a3c6022b7…28ca64now …
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 229 records. Each step hashes the current value together with the sibling shown.
- leaf c7f4be00d4e4b6806d044006e8a3714403e43226a028987193cd953d3472c15a
- 01 L c78c7bcd8d1c3b1b9dbc02249d7381456e5d335f4be8f597a09525fbb9c51e97
- 02 R 4015215e0a2a01291bbdd4ff7c5aa0e5fde1b440b191673e963fcd78666bbd51
- 03 L 1d09e42ee4e773caa90abd565c16bf692db614ba601743b2b31ad0639ee18755
- 04 R 8843234cc56b17e303d4964fb4f6ea4f1cb90571875ab5c60dc96ee1b6189e2f
- 05 L 1314559b743ac35fd7d89a78f781670f75e8b4c4f0c794624c6c22c424002cca
- 06 L 0fbcc9fb929cf87d1fa62f21bdf534bb72535a32be76d536886d0e2587e2ccca
- 07 R d1eb9c2ffa3520b4eb63a3f51e8aa78aabb1cfb03244a79952aaf431d7681fa0
- 08 L 081a899c3609c433f3f7d0358dcaa467e91797a620ee17c5df5088cb9c85f286
- root ccd43e3feeb8a0c98f18a6cdc9ad1cbe05150b00d5b76b79ca041a82a2d26d6f