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FY2026 GAA: ₱6.79T
PisoScan
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

API
Transaction action

MUNICIPALITY OF SAN SEBASTIAN, SAMAR Award a ₱3.0M contract to TAM CONSTRUCTION & SUPPLIESMunicipalities

Transaction hash:
1d668fa082472d97060281c8d01cb68ec2812a3f78e85967f0f8f2cb239eb43d
Status:
Included and unchanged
Block:
#3,398 2,615 blocks after it
Position in block:
Transaction 25 of 302
Award day:
Apr 23, 2018 (8 yrs 6 mo ago)
Value:
₱2,985,030.42
Project:
Construction of One (1) Unit Evacuation Facility

Accountability

Bill Sec. 3 and 19
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 #3,398 signature valid Demo key, proves nothing about the governmentPublic key

Linked records: from budget to payment

Bill Sec. 5
  1. 1. Appropriation
    GAA line item · Sec. 5(b)
    The award does not say which budget line pays for it.
    Not published
  2. 2. Allotment release
    SARO / allotment · Sec. 5(c)(iii)
    Not published per project. DBM releases SAROs, but not linked to individual contracts.
    Not published
  3. 3. Cash allocation
    Notice of Cash Allocation · Sec. 5(c)(iv)
    Not published per project.
    Not published
  4. 4. Contract award
    Notice of Award (PhilGEPS) · Sec. 5(d)
    MUNICIPALITY OF SAN SEBASTIAN, SAMAR awarded it to TAM CONSTRUCTION & SUPPLIES on 2018-04-23.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    No matching DPWH contract record (only DPWH contracts are listed with progress).
    Not published
  6. 6. Payment
    Disbursement voucher · Sec. 5(c)(viii)
    Not published. No public source shows how much of this contract has been paid.
    Not published
  7. 7. Completion
    Certificate of completion · Sec. 5(d)
    No completion certificate published.
    Not published
  8. 8. Audit
    COA annual audit report · Sec. 5(e)(iii)
    COA's CY2024 audit of San Sebastian gave a "qualified" opinion on its financial statements (not specific to this contract).
    Partly

1 of 8 documents found, 1 partly. Under CADENA every step would be published within 7 working days and linked to this record.

Tamper test: try changing this record

Demo

Edit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.

  1. 1. Record fingerprint changed
    stored   1d668fa082…9eb43dnow      …
  2. 2. Block Merkle root changed
    stored   c87ccc6b9b…5ab168now      …
  3. 3. Block #3398 hash changed
    stored   c6c0983f2a…f7eae7now      …
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 301 records. Each step hashes the current value together with the sibling shown.

  1. leaf  1d668fa082472d97060281c8d01cb68ec2812a3f78e85967f0f8f2cb239eb43d
  2. 01 L 18fad63c7e4cc7c32b7503cca9a93f57d0263be975c95c28265f4f7ff770c24e
  3. 02 R f9550c9dda7d025f8563df6be3afb0c754b7f62cad84a877817fae9c92fd4bbe
  4. 03 R 7716a1a57a6ac9f97a3eea0fba95900fd36fb58e619748cdd00b87d7bc7a40a5
  5. 04 L 8083715692a2fdb6e05cde03a62a4f9ea6181b1d11370ef66bcc9a0330f639db
  6. 05 L 2f4d2d111fa789af03aa4a83cc6c60371e779a05250acec4d8014e46363bb0de
  7. 06 R 45cadec321af618b580558fd2fae9c5b8d769bd7b4bc2a54cfdfe0cf7041c0da
  8. 07 R 29e6d7f888a5d4352afc02267027a724cca4858173300055e606b19ae5e7bd1f
  9. 08 R 3bb470e2ba11038fbfd5cab9f1958882c094b67c794b807a2cc4f5a0f1ce9d82
  10. 09 R fc2d0176074916363cba9c6ab7e7d8cbdc006cd32db1f70bac12a598ac1a84ad
  11. root  c87ccc6b9b79022db6960dc58b4e36839e73f9790674b1c50d2c32c0bc5ab168